diff --git a/android-app/src/main/java/org/solovyev/android/calculator/language/Languages.java b/android-app/src/main/java/org/solovyev/android/calculator/language/Languages.java
index 31c293be..9761e498 100644
--- a/android-app/src/main/java/org/solovyev/android/calculator/language/Languages.java
+++ b/android-app/src/main/java/org/solovyev/android/calculator/language/Languages.java
@@ -61,6 +61,7 @@ public final class Languages implements SharedPreferences.OnSharedPreferenceChan
 		tryAddLanguage("pt_BR");
 		tryAddLanguage("pt_PT");
 		tryAddLanguage("ru");
+		tryAddLanguage("tr");
 		tryAddLanguage("vi");
 		tryAddLanguage("uk");
 		tryAddLanguage("ja");