diff --git a/app/src/lang/available-languages.yaml b/app/src/lang/available-languages.yaml
index 1177e37700..72413eae4d 100644
--- a/app/src/lang/available-languages.yaml
+++ b/app/src/lang/available-languages.yaml
@@ -34,6 +34,7 @@ sr-SP: Serbian (Cyrillic) (Serbia and Montenegro)
 sr-CS: Serbian (Latin) (Serbia and Montenegro)
 si-LK: Sinhala (Sri Lanka)
 sk-SK: Slovak (Slovakia)
+sl-SI: Slovenian (Slovenia)
 es-ES: Spanish (Spain)
 es-419: Spanish (Latin America)
 es-cl: Spanish (Chile)