1 files changed, 3 insertions, 0 deletions
diff --git a/nixpkgs/pkgs/development/libraries/qt-5/modules/qtbase.nix b/nixpkgs/pkgs/development/libraries/qt-5/modules/qtbase.nix
index de73bcbe2772..9f0feaf94e58 100644
--- a/nixpkgs/pkgs/development/libraries/qt-5/modules/qtbase.nix
+++ b/nixpkgs/pkgs/development/libraries/qt-5/modules/qtbase.nix
@@ -15,6 +15,7 @@
   # optional dependencies
 , cups ? null, postgresql ? null
 , withGtk3 ? false, dconf, gtk3
+, qttranslations ? null
 
   # options
 , libGLSupported ? !stdenv.isDarwin
@@ -310,6 +311,8 @@ stdenv.mkDerivation (finalAttrs: {
     ] ++ lib.optionals (mysqlSupport) [
       "-L" "${libmysqlclient}/lib"
       "-I" "${libmysqlclient}/include"
+    ] ++ lib.optional (qttranslations != null) [
+      "-translationdir" "${qttranslations}/translations"
     ]
   );