diff --git a/app/src/main/java/eu/kanade/presentation/extension/ExtensionScreen.kt b/app/src/main/java/eu/kanade/presentation/browse/ExtensionsScreen.kt
similarity index 98%
rename from app/src/main/java/eu/kanade/presentation/extension/ExtensionScreen.kt
rename to app/src/main/java/eu/kanade/presentation/browse/ExtensionsScreen.kt
index 72fa76c0be..f064a4a1cb 100644
--- a/app/src/main/java/eu/kanade/presentation/extension/ExtensionScreen.kt
+++ b/app/src/main/java/eu/kanade/presentation/browse/ExtensionsScreen.kt
@@ -1,4 +1,4 @@
-package eu.kanade.presentation.extension
+package eu.kanade.presentation.browse
 
 import androidx.annotation.StringRes
 import androidx.compose.foundation.combinedClickable
@@ -47,15 +47,15 @@ import eu.kanade.presentation.util.topPaddingValues
 import eu.kanade.tachiyomi.R
 import eu.kanade.tachiyomi.extension.model.Extension
 import eu.kanade.tachiyomi.extension.model.InstallStep
-import eu.kanade.tachiyomi.ui.browse.extension.ExtensionPresenter
 import eu.kanade.tachiyomi.ui.browse.extension.ExtensionState
 import eu.kanade.tachiyomi.ui.browse.extension.ExtensionUiModel
+import eu.kanade.tachiyomi.ui.browse.extension.ExtensionsPresenter
 import eu.kanade.tachiyomi.util.system.LocaleHelper
 
 @Composable
 fun ExtensionScreen(
     nestedScrollInterop: NestedScrollConnection,
-    presenter: ExtensionPresenter,
+    presenter: ExtensionsPresenter,
     onLongClickItem: (Extension) -> Unit,
     onClickItemCancel: (Extension) -> Unit,
     onInstallExtension: (Extension.Available) -> Unit,
@@ -112,6 +112,7 @@ fun ExtensionContent(
 ) {
     val (trustState, setTrustState) = remember { mutableStateOf<Extension.Untrusted?>(null) }
     LazyColumn(
+        modifier = Modifier.nestedScroll(nestedScrollInterop),
         contentPadding = WindowInsets.navigationBars.asPaddingValues() + topPaddingValues,
     ) {
         items(
diff --git a/app/src/main/java/eu/kanade/presentation/browse/SourceScreen.kt b/app/src/main/java/eu/kanade/presentation/browse/SourcesScreen.kt
similarity index 97%
rename from app/src/main/java/eu/kanade/presentation/browse/SourceScreen.kt
rename to app/src/main/java/eu/kanade/presentation/browse/SourcesScreen.kt
index bfac929bbc..b581a772e3 100644
--- a/app/src/main/java/eu/kanade/presentation/browse/SourceScreen.kt
+++ b/app/src/main/java/eu/kanade/presentation/browse/SourcesScreen.kt
@@ -41,14 +41,14 @@ import eu.kanade.presentation.util.plus
 import eu.kanade.presentation.util.topPaddingValues
 import eu.kanade.tachiyomi.R
 import eu.kanade.tachiyomi.source.LocalSource
-import eu.kanade.tachiyomi.ui.browse.source.SourcePresenter
 import eu.kanade.tachiyomi.ui.browse.source.SourceState
+import eu.kanade.tachiyomi.ui.browse.source.SourcesPresenter
 import eu.kanade.tachiyomi.util.system.LocaleHelper
 
 @Composable
-fun SourceScreen(
+fun SourcesScreen(
     nestedScrollInterop: NestedScrollConnection,
-    presenter: SourcePresenter,
+    presenter: SourcesPresenter,
     onClickItem: (Source) -> Unit,
     onClickDisable: (Source) -> Unit,
     onClickLatest: (Source) -> Unit,
@@ -86,8 +86,7 @@ fun SourceList(
 
     val (sourceState, setSourceState) = remember { mutableStateOf<Source?>(null) }
     LazyColumn(
-        modifier = Modifier
-            .nestedScroll(nestedScrollConnection),
+        modifier = Modifier.nestedScroll(nestedScrollConnection),
         contentPadding = WindowInsets.navigationBars.asPaddingValues() + topPaddingValues,
     ) {
         items(
diff --git a/app/src/main/java/eu/kanade/tachiyomi/App.kt b/app/src/main/java/eu/kanade/tachiyomi/App.kt
index acb62da136..18fe23057f 100644
--- a/app/src/main/java/eu/kanade/tachiyomi/App.kt
+++ b/app/src/main/java/eu/kanade/tachiyomi/App.kt
@@ -54,7 +54,7 @@ import uy.kohesive.injekt.api.get
 import uy.kohesive.injekt.injectLazy
 import java.security.Security
 
-open class App : Application(), DefaultLifecycleObserver, ImageLoaderFactory {
+class App : Application(), DefaultLifecycleObserver, ImageLoaderFactory {
 
     private val preferences: PreferencesHelper by injectLazy()
 
diff --git a/app/src/main/java/eu/kanade/tachiyomi/AppModule.kt b/app/src/main/java/eu/kanade/tachiyomi/AppModule.kt
index e199f01b56..0d365840c3 100644
--- a/app/src/main/java/eu/kanade/tachiyomi/AppModule.kt
+++ b/app/src/main/java/eu/kanade/tachiyomi/AppModule.kt
@@ -70,7 +70,7 @@ class AppModule(val app: Application) : InjektModule {
 
         addSingletonFactory { PreferencesHelper(app) }
 
-        addSingletonFactory { DatabaseHelper(app, get()) }
+        addSingletonFactory { DatabaseHelper(get()) }
 
         addSingletonFactory { ChapterCache(app) }
 
diff --git a/app/src/main/java/eu/kanade/tachiyomi/data/database/DatabaseHelper.kt b/app/src/main/java/eu/kanade/tachiyomi/data/database/DatabaseHelper.kt
index 1fbf55ad6f..ff38f1bcd7 100644
--- a/app/src/main/java/eu/kanade/tachiyomi/data/database/DatabaseHelper.kt
+++ b/app/src/main/java/eu/kanade/tachiyomi/data/database/DatabaseHelper.kt
@@ -1,6 +1,5 @@
 package eu.kanade.tachiyomi.data.database
 
-import android.content.Context
 import androidx.sqlite.db.SupportSQLiteOpenHelper
 import com.pushtorefresh.storio.sqlite.impl.DefaultStorIOSQLite
 import eu.kanade.tachiyomi.data.database.mappers.CategoryTypeMapping
@@ -25,8 +24,7 @@ import eu.kanade.tachiyomi.data.database.queries.TrackQueries
 /**
  * This class provides operations to manage the database through its interfaces.
  */
-open class DatabaseHelper(
-    context: Context,
+class DatabaseHelper(
     openHelper: SupportSQLiteOpenHelper,
 ) :
     MangaQueries, ChapterQueries, TrackQueries, CategoryQueries, MangaCategoryQueries, HistoryQueries {
diff --git a/app/src/main/java/eu/kanade/tachiyomi/source/SourceManager.kt b/app/src/main/java/eu/kanade/tachiyomi/source/SourceManager.kt
index 4e3495a2f6..87e1a71008 100644
--- a/app/src/main/java/eu/kanade/tachiyomi/source/SourceManager.kt
+++ b/app/src/main/java/eu/kanade/tachiyomi/source/SourceManager.kt
@@ -14,7 +14,7 @@ import rx.Observable
 import tachiyomi.source.model.ChapterInfo
 import tachiyomi.source.model.MangaInfo
 
-open class SourceManager(private val context: Context) {
+class SourceManager(private val context: Context) {
 
     private val sourcesMap = mutableMapOf<Long, Source>()
     private val stubSourcesMap = mutableMapOf<Long, StubSource>()
@@ -28,7 +28,7 @@ open class SourceManager(private val context: Context) {
         createInternalSources().forEach { registerSource(it) }
     }
 
-    open fun get(sourceKey: Long): Source? {
+    fun get(sourceKey: Long): Source? {
         return sourcesMap[sourceKey]
     }
 
diff --git a/app/src/main/java/eu/kanade/tachiyomi/ui/browse/BrowseController.kt b/app/src/main/java/eu/kanade/tachiyomi/ui/browse/BrowseController.kt
index bd8173d342..fda117aa87 100644
--- a/app/src/main/java/eu/kanade/tachiyomi/ui/browse/BrowseController.kt
+++ b/app/src/main/java/eu/kanade/tachiyomi/ui/browse/BrowseController.kt
@@ -19,9 +19,9 @@ import eu.kanade.tachiyomi.databinding.PagerControllerBinding
 import eu.kanade.tachiyomi.ui.base.controller.RootController
 import eu.kanade.tachiyomi.ui.base.controller.RxController
 import eu.kanade.tachiyomi.ui.base.controller.TabbedController
-import eu.kanade.tachiyomi.ui.browse.extension.ExtensionController
+import eu.kanade.tachiyomi.ui.browse.extension.ExtensionsController
 import eu.kanade.tachiyomi.ui.browse.migration.sources.MigrationSourcesController
-import eu.kanade.tachiyomi.ui.browse.source.SourceController
+import eu.kanade.tachiyomi.ui.browse.source.SourcesController
 import eu.kanade.tachiyomi.ui.main.MainActivity
 import uy.kohesive.injekt.injectLazy
 
@@ -125,8 +125,8 @@ class BrowseController :
         override fun configureRouter(router: Router, position: Int) {
             if (!router.hasRootController()) {
                 val controller: Controller = when (position) {
-                    SOURCES_CONTROLLER -> SourceController()
-                    EXTENSIONS_CONTROLLER -> ExtensionController()
+                    SOURCES_CONTROLLER -> SourcesController()
+                    EXTENSIONS_CONTROLLER -> ExtensionsController()
                     MIGRATION_CONTROLLER -> MigrationSourcesController()
                     else -> error("Wrong position $position")
                 }
diff --git a/app/src/main/java/eu/kanade/tachiyomi/ui/browse/extension/ExtensionController.kt b/app/src/main/java/eu/kanade/tachiyomi/ui/browse/extension/ExtensionsController.kt
similarity index 91%
rename from app/src/main/java/eu/kanade/tachiyomi/ui/browse/extension/ExtensionController.kt
rename to app/src/main/java/eu/kanade/tachiyomi/ui/browse/extension/ExtensionsController.kt
index 8112692b70..abb33f7ad8 100644
--- a/app/src/main/java/eu/kanade/tachiyomi/ui/browse/extension/ExtensionController.kt
+++ b/app/src/main/java/eu/kanade/tachiyomi/ui/browse/extension/ExtensionsController.kt
@@ -8,7 +8,7 @@ import androidx.compose.runtime.Composable
 import androidx.compose.ui.input.nestedscroll.NestedScrollConnection
 import com.bluelinelabs.conductor.ControllerChangeHandler
 import com.bluelinelabs.conductor.ControllerChangeType
-import eu.kanade.presentation.extension.ExtensionScreen
+import eu.kanade.presentation.browse.ExtensionScreen
 import eu.kanade.tachiyomi.R
 import eu.kanade.tachiyomi.extension.model.Extension
 import eu.kanade.tachiyomi.ui.base.controller.ComposeController
@@ -20,11 +20,7 @@ import kotlinx.coroutines.flow.launchIn
 import kotlinx.coroutines.flow.onEach
 import reactivecircus.flowbinding.appcompat.queryTextChanges
 
-/**
- * Controller to manage the catalogues available in the app.
- */
-open class ExtensionController :
-    ComposeController<ExtensionPresenter>() {
+class ExtensionsController : ComposeController<ExtensionsPresenter>() {
 
     private var query = ""
 
@@ -32,11 +28,9 @@ open class ExtensionController :
         setHasOptionsMenu(true)
     }
 
-    override fun getTitle(): String? =
-        applicationContext?.getString(R.string.label_extensions)
+    override fun getTitle() = applicationContext?.getString(R.string.label_extensions)
 
-    override fun createPresenter(): ExtensionPresenter =
-        ExtensionPresenter()
+    override fun createPresenter() = ExtensionsPresenter()
 
     @Composable
     override fun ComposeContent(nestedScrollInterop: NestedScrollConnection) {
diff --git a/app/src/main/java/eu/kanade/tachiyomi/ui/browse/extension/ExtensionPresenter.kt b/app/src/main/java/eu/kanade/tachiyomi/ui/browse/extension/ExtensionsPresenter.kt
similarity index 98%
rename from app/src/main/java/eu/kanade/tachiyomi/ui/browse/extension/ExtensionPresenter.kt
rename to app/src/main/java/eu/kanade/tachiyomi/ui/browse/extension/ExtensionsPresenter.kt
index 76b38aa06a..48cbe3e5fd 100644
--- a/app/src/main/java/eu/kanade/tachiyomi/ui/browse/extension/ExtensionPresenter.kt
+++ b/app/src/main/java/eu/kanade/tachiyomi/ui/browse/extension/ExtensionsPresenter.kt
@@ -26,14 +26,11 @@ import rx.Observable
 import uy.kohesive.injekt.Injekt
 import uy.kohesive.injekt.api.get
 
-/**
- * Presenter of [ExtensionController].
- */
-open class ExtensionPresenter(
+class ExtensionsPresenter(
     private val extensionManager: ExtensionManager = Injekt.get(),
     private val getExtensionUpdates: GetExtensionUpdates = Injekt.get(),
     private val getExtensions: GetExtensions = Injekt.get(),
-) : BasePresenter<ExtensionController>() {
+) : BasePresenter<ExtensionsController>() {
 
     private val _query: MutableStateFlow<String> = MutableStateFlow("")
 
diff --git a/app/src/main/java/eu/kanade/tachiyomi/ui/browse/source/SourceController.kt b/app/src/main/java/eu/kanade/tachiyomi/ui/browse/source/SourcesController.kt
similarity index 87%
rename from app/src/main/java/eu/kanade/tachiyomi/ui/browse/source/SourceController.kt
rename to app/src/main/java/eu/kanade/tachiyomi/ui/browse/source/SourcesController.kt
index 45d491bdae..9de8945a33 100644
--- a/app/src/main/java/eu/kanade/tachiyomi/ui/browse/source/SourceController.kt
+++ b/app/src/main/java/eu/kanade/tachiyomi/ui/browse/source/SourcesController.kt
@@ -9,7 +9,7 @@ import androidx.compose.runtime.Composable
 import androidx.compose.runtime.LaunchedEffect
 import androidx.compose.ui.input.nestedscroll.NestedScrollConnection
 import eu.kanade.domain.source.model.Source
-import eu.kanade.presentation.browse.SourceScreen
+import eu.kanade.presentation.browse.SourcesScreen
 import eu.kanade.tachiyomi.R
 import eu.kanade.tachiyomi.data.preference.PreferencesHelper
 import eu.kanade.tachiyomi.ui.base.controller.SearchableComposeController
@@ -21,11 +21,7 @@ import eu.kanade.tachiyomi.ui.browse.source.latest.LatestUpdatesController
 import eu.kanade.tachiyomi.ui.main.MainActivity
 import uy.kohesive.injekt.injectLazy
 
-/**
- * This controller shows and manages the different catalogues enabled by the user.
- * This controller should only handle UI actions, IO actions should be done by [SourcePresenter]
- */
-class SourceController : SearchableComposeController<SourcePresenter>() {
+class SourcesController : SearchableComposeController<SourcesPresenter>() {
 
     private val preferences: PreferencesHelper by injectLazy()
 
@@ -33,15 +29,13 @@ class SourceController : SearchableComposeController<SourcePresenter>() {
         setHasOptionsMenu(true)
     }
 
-    override fun getTitle(): String? =
-        resources?.getString(R.string.label_sources)
+    override fun getTitle() = resources?.getString(R.string.label_sources)
 
-    override fun createPresenter(): SourcePresenter =
-        SourcePresenter()
+    override fun createPresenter() = SourcesPresenter()
 
     @Composable
     override fun ComposeContent(nestedScrollInterop: NestedScrollConnection) {
-        SourceScreen(
+        SourcesScreen(
             nestedScrollInterop = nestedScrollInterop,
             presenter = presenter,
             onClickItem = { source ->
@@ -57,6 +51,7 @@ class SourceController : SearchableComposeController<SourcePresenter>() {
                 presenter.togglePin(source)
             },
         )
+
         LaunchedEffect(Unit) {
             (activity as? MainActivity)?.ready = true
         }
diff --git a/app/src/main/java/eu/kanade/tachiyomi/ui/browse/source/SourcePresenter.kt b/app/src/main/java/eu/kanade/tachiyomi/ui/browse/source/SourcesPresenter.kt
similarity index 89%
rename from app/src/main/java/eu/kanade/tachiyomi/ui/browse/source/SourcePresenter.kt
rename to app/src/main/java/eu/kanade/tachiyomi/ui/browse/source/SourcesPresenter.kt
index 365304da53..b1e6cb38b6 100644
--- a/app/src/main/java/eu/kanade/tachiyomi/ui/browse/source/SourcePresenter.kt
+++ b/app/src/main/java/eu/kanade/tachiyomi/ui/browse/source/SourcesPresenter.kt
@@ -18,15 +18,11 @@ import uy.kohesive.injekt.Injekt
 import uy.kohesive.injekt.api.get
 import java.util.TreeMap
 
-/**
- * Presenter of [SourceController]
- * Function calls should be done from here. UI calls should be done from the controller.
- */
-class SourcePresenter(
+class SourcesPresenter(
     private val getEnabledSources: GetEnabledSources = Injekt.get(),
     private val toggleSource: ToggleSource = Injekt.get(),
     private val toggleSourcePin: ToggleSourcePin = Injekt.get(),
-) : BasePresenter<SourceController>() {
+) : BasePresenter<SourcesController>() {
 
     private val _state: MutableStateFlow<SourceState> = MutableStateFlow(SourceState.Loading)
     val state: StateFlow<SourceState> = _state.asStateFlow()
@@ -42,9 +38,9 @@ class SourcePresenter(
         }
     }
 
-    private suspend fun collectLatestSources(sources: List<Source>) {
+    private fun collectLatestSources(sources: List<Source>) {
         val map = TreeMap<String, MutableList<Source>> { d1, d2 ->
-            // Catalogues without a lang defined will be placed at the end
+            // Sources without a lang defined will be placed at the end
             when {
                 d1 == LAST_USED_KEY && d2 != LAST_USED_KEY -> -1
                 d2 == LAST_USED_KEY && d1 != LAST_USED_KEY -> 1
diff --git a/app/src/main/java/eu/kanade/tachiyomi/ui/browse/source/browse/BrowseSourceController.kt b/app/src/main/java/eu/kanade/tachiyomi/ui/browse/source/browse/BrowseSourceController.kt
index cac78a0a44..89a88d733c 100644
--- a/app/src/main/java/eu/kanade/tachiyomi/ui/browse/source/browse/BrowseSourceController.kt
+++ b/app/src/main/java/eu/kanade/tachiyomi/ui/browse/source/browse/BrowseSourceController.kt
@@ -60,9 +60,6 @@ import kotlinx.coroutines.flow.onEach
 import logcat.LogPriority
 import uy.kohesive.injekt.injectLazy
 
-/**
- * Controller to manage the catalogues available in the app.
- */
 open class BrowseSourceController(bundle: Bundle) :
     SearchableNucleusController<SourceControllerBinding, BrowseSourcePresenter>(bundle),
     FabController,
diff --git a/app/src/main/java/eu/kanade/tachiyomi/ui/browse/source/browse/BrowseSourcePresenter.kt b/app/src/main/java/eu/kanade/tachiyomi/ui/browse/source/browse/BrowseSourcePresenter.kt
index afcb0c60ef..6b0694c934 100644
--- a/app/src/main/java/eu/kanade/tachiyomi/ui/browse/source/browse/BrowseSourcePresenter.kt
+++ b/app/src/main/java/eu/kanade/tachiyomi/ui/browse/source/browse/BrowseSourcePresenter.kt
@@ -53,9 +53,6 @@ import uy.kohesive.injekt.Injekt
 import uy.kohesive.injekt.api.get
 import java.util.Date
 
-/**
- * Presenter of [BrowseSourceController].
- */
 open class BrowseSourcePresenter(
     private val sourceId: Long,
     searchQuery: String? = null,
diff --git a/app/src/main/java/eu/kanade/tachiyomi/ui/browse/source/browse/SourcePager.kt b/app/src/main/java/eu/kanade/tachiyomi/ui/browse/source/browse/SourcePager.kt
index 3d79701724..786ffca3a4 100644
--- a/app/src/main/java/eu/kanade/tachiyomi/ui/browse/source/browse/SourcePager.kt
+++ b/app/src/main/java/eu/kanade/tachiyomi/ui/browse/source/browse/SourcePager.kt
@@ -4,7 +4,7 @@ import eu.kanade.tachiyomi.source.CatalogueSource
 import eu.kanade.tachiyomi.source.model.FilterList
 import eu.kanade.tachiyomi.util.lang.awaitSingle
 
-open class SourcePager(val source: CatalogueSource, val query: String, val filters: FilterList) : Pager() {
+class SourcePager(val source: CatalogueSource, val query: String, val filters: FilterList) : Pager() {
 
     override suspend fun requestNextPage() {
         val page = currentPage
diff --git a/app/src/main/java/eu/kanade/tachiyomi/ui/browse/source/globalsearch/GlobalSearchPresenter.kt b/app/src/main/java/eu/kanade/tachiyomi/ui/browse/source/globalsearch/GlobalSearchPresenter.kt
index ddf43b40b3..0b1d04829d 100644
--- a/app/src/main/java/eu/kanade/tachiyomi/ui/browse/source/globalsearch/GlobalSearchPresenter.kt
+++ b/app/src/main/java/eu/kanade/tachiyomi/ui/browse/source/globalsearch/GlobalSearchPresenter.kt
@@ -92,7 +92,7 @@ open class GlobalSearchPresenter(
     }
 
     /**
-     * Returns a list of enabled sources ordered by language and name, with pinned catalogues
+     * Returns a list of enabled sources ordered by language and name, with pinned sources
      * prioritized.
      *
      * @return list containing enabled sources.
diff --git a/app/src/main/java/eu/kanade/tachiyomi/ui/reader/viewer/webtoon/WebtoonRecyclerView.kt b/app/src/main/java/eu/kanade/tachiyomi/ui/reader/viewer/webtoon/WebtoonRecyclerView.kt
index 62670320d3..e04fecfc0c 100644
--- a/app/src/main/java/eu/kanade/tachiyomi/ui/reader/viewer/webtoon/WebtoonRecyclerView.kt
+++ b/app/src/main/java/eu/kanade/tachiyomi/ui/reader/viewer/webtoon/WebtoonRecyclerView.kt
@@ -17,7 +17,7 @@ import kotlin.math.abs
 /**
  * Implementation of a [RecyclerView] used by the webtoon reader.
  */
-open class WebtoonRecyclerView @JvmOverloads constructor(
+class WebtoonRecyclerView @JvmOverloads constructor(
     context: Context,
     attrs: AttributeSet? = null,
     defStyle: Int = 0,
diff --git a/app/src/main/java/eu/kanade/tachiyomi/ui/setting/search/SettingsSearchPresenter.kt b/app/src/main/java/eu/kanade/tachiyomi/ui/setting/search/SettingsSearchPresenter.kt
index 0d03d7561b..6587d100a8 100644
--- a/app/src/main/java/eu/kanade/tachiyomi/ui/setting/search/SettingsSearchPresenter.kt
+++ b/app/src/main/java/eu/kanade/tachiyomi/ui/setting/search/SettingsSearchPresenter.kt
@@ -6,11 +6,7 @@ import eu.kanade.tachiyomi.ui.base.presenter.BasePresenter
 import uy.kohesive.injekt.Injekt
 import uy.kohesive.injekt.api.get
 
-/**
- * Presenter of [SettingsSearchController]
- * Function calls should be done from here. UI calls should be done from the controller.
- */
-open class SettingsSearchPresenter : BasePresenter<SettingsSearchController>() {
+class SettingsSearchPresenter : BasePresenter<SettingsSearchController>() {
 
     val preferences: PreferencesHelper = Injekt.get()
 
diff --git a/app/src/main/java/eu/kanade/tachiyomi/util/system/LocaleHelper.kt b/app/src/main/java/eu/kanade/tachiyomi/util/system/LocaleHelper.kt
index ab70be2eef..d193de5e59 100644
--- a/app/src/main/java/eu/kanade/tachiyomi/util/system/LocaleHelper.kt
+++ b/app/src/main/java/eu/kanade/tachiyomi/util/system/LocaleHelper.kt
@@ -3,7 +3,7 @@ package eu.kanade.tachiyomi.util.system
 import android.content.Context
 import androidx.core.os.LocaleListCompat
 import eu.kanade.tachiyomi.R
-import eu.kanade.tachiyomi.ui.browse.source.SourcePresenter
+import eu.kanade.tachiyomi.ui.browse.source.SourcesPresenter
 import java.util.Locale
 
 /**
@@ -16,8 +16,8 @@ object LocaleHelper {
      */
     fun getSourceDisplayName(lang: String?, context: Context): String {
         return when (lang) {
-            SourcePresenter.LAST_USED_KEY -> context.getString(R.string.last_used_source)
-            SourcePresenter.PINNED_KEY -> context.getString(R.string.pinned_sources)
+            SourcesPresenter.LAST_USED_KEY -> context.getString(R.string.last_used_source)
+            SourcesPresenter.PINNED_KEY -> context.getString(R.string.pinned_sources)
             "other" -> context.getString(R.string.other_source)
             "all" -> context.getString(R.string.all_lang)
             else -> getDisplayName(lang)