diff --git a/src/features/browse/sources/Sources.tsx b/src/features/browse/sources/Sources.tsx
index 63c14fb5..c466ef05 100644
--- a/src/features/browse/sources/Sources.tsx
+++ b/src/features/browse/sources/Sources.tsx
@@ -56,6 +56,14 @@ export function Sources({ tabsMenuHeight }: { tabsMenuHeight: number }) {
             }),
         [sources, shownLangs],
     );
+    const sourcesForLanguageFilter = useMemo(
+        () =>
+            SourceService.filter(sources ?? [], {
+                showNsfw,
+                keepLocalSource: false,
+            }),
+        [sources],
+    );
     const sourcesByLanguage = useMemo(() => {
         const lastUsedSource = SourceService.getLastUsedSource(lastUsedSourceId, filteredSources);
         const groupedByLanguageTuple = Object.entries(
@@ -72,7 +80,10 @@ export function Sources({ tabsMenuHeight }: { tabsMenuHeight: number }) {
         return groupedByLanguageTuple;
     }, [filteredSources]);
 
-    const sourceLanguages = useMemo(() => SourceService.getLanguages(sources ?? []), [sources]);
+    const sourceLanguages = useMemo(
+        () => SourceService.getLanguages(sourcesForLanguageFilter, { excludeLocalSource: true }),
+        [sources],
+    );
     const areSourcesFromDifferentRepos = useMemo(
         () => SourceService.areFromMultipleRepos(filteredSources),
         [filteredSources],
@@ -108,10 +119,10 @@ export function Sources({ tabsMenuHeight }: { tabsMenuHeight: number }) {
                 selectedLanguages={shownLangs}
                 setSelectedLanguages={setShownLangs}
                 languages={sourceLanguages}
-                sources={sources ?? []}
+                sources={sourcesForLanguageFilter}
             />
         </>,
-        [t, shownLangs, sourceLanguages, sources],
+        [t, shownLangs, sourceLanguages, sourcesForLanguageFilter],
     );
 
     if (isLoading) return <LoadingPlaceholder />;
diff --git a/src/features/source/components/SourceLanguageSelect.tsx b/src/features/source/components/SourceLanguageSelect.tsx
index 48578190..1e767a02 100644
--- a/src/features/source/components/SourceLanguageSelect.tsx
+++ b/src/features/source/components/SourceLanguageSelect.tsx
@@ -21,6 +21,7 @@ import { GroupedVirtuoso } from 'react-virtuoso';
 import ListItemAvatar from '@mui/material/ListItemAvatar';
 import { useLingui } from '@lingui/react/macro';
 import Checkbox from '@mui/material/Checkbox';
+import Box from '@mui/material/Box';
 import { CustomTooltip } from '@/base/components/CustomTooltip.tsx';
 import { translateExtensionLanguage } from '@/features/extension/Extensions.utils.ts';
 import { languageSortComparator, toUniqueLanguageCodes } from '@/base/utils/Languages.ts';
@@ -139,6 +140,7 @@ export const SourceLanguageSelect = ({
             <Dialog fullWidth maxWidth="xs" open={open} onClose={handleCancel}>
                 <DialogTitle>{t`Allowed Languages`}</DialogTitle>
                 <DialogContent dividers sx={{ padding: 0 }}>
+                    {!languages.length && <Box sx={{ p: 1 }}>{t`No sources installed`}</Box>}
                     <GroupedVirtuoso
                         style={{
                             height: languagesSortedBySelectState.length * 54,
diff --git a/src/features/source/services/Sources.ts b/src/features/source/services/Sources.ts
index af13d9d3..6e6b412b 100644
--- a/src/features/source/services/Sources.ts
+++ b/src/features/source/services/Sources.ts
@@ -46,8 +46,15 @@ export class Sources {
         return source.lang;
     }
 
-    static getLanguages(sources: (SourceIdInfo & SourceLanguageInfo)[]): string[] {
-        return [...new Set(sources.map(Sources.getLanguage))];
+    static getLanguages(
+        sources: (SourceIdInfo & SourceLanguageInfo)[],
+        { excludeLocalSource = false }: { excludeLocalSource?: boolean } = {},
+    ): string[] {
+        const filteredSources = excludeLocalSource
+            ? sources.filter((source) => !Sources.isLocalSource(source))
+            : sources;
+
+        return [...new Set(filteredSources.map(Sources.getLanguage))];
     }
 
     static groupByLanguage<Source extends SourceIdInfo & SourceLanguageInfo & SourceDisplayNameInfo & SourceMetaInfo>(
diff --git a/src/i18n/locales/en.po b/src/i18n/locales/en.po
index eb99e500..3227605d 100644
--- a/src/i18n/locales/en.po
+++ b/src/i18n/locales/en.po
@@ -2300,6 +2300,10 @@ msgstr "No pages found"
 msgid "No sources found. Install Some extensions first."
 msgstr "No sources found. Install Some extensions first."
 
+#: src/features/source/components/SourceLanguageSelect.tsx
+msgid "No sources installed"
+msgstr "No sources installed"
+
 #: src/features/backup/Backup.utils.ts
 #: src/features/category/components/CategoriesInclusionSetting.tsx
 #: src/features/downloads/screens/DownloadSettings.tsx