diff --git a/pkgs/desktops/kde-4.8/default.nix b/pkgs/desktops/kde-4.8/default.nix
index fd0cc516b137..30c0505135a3 100644
--- a/pkgs/desktops/kde-4.8/default.nix
+++ b/pkgs/desktops/kde-4.8/default.nix
@@ -52,5 +52,8 @@ kde.modules // kde.individual //
 
   full = stdenv.lib.attrValues kde.modules;
 
-  l10n = callPackage ./l10n { inherit release; };
+  l10n = callPackage ./l10n {
+    inherit release;
+    inherit (kde.manifest) stable;
+  };
 }
diff --git a/pkgs/desktops/kde-4.8/l10n/default.nix b/pkgs/desktops/kde-4.8/l10n/default.nix
index 778879e6e7c2..69cfdcf8ab22 100644
--- a/pkgs/desktops/kde-4.8/l10n/default.nix
+++ b/pkgs/desktops/kde-4.8/l10n/default.nix
@@ -1,4 +1,4 @@
-{ stdenv, fetchurl, kdelibs, gettext, release }:
+{ stdenv, fetchurl, kdelibs, gettext, release, stable }:
 
 let
 
@@ -11,7 +11,7 @@ let
       name = "kde-l10n-${saneName}-${release}";
 
       src = fetchurl {
-        url = "mirror://kde/unstable/${release}/src/kde-l10n/kde-l10n-${lang}-${release}.tar.bz2";
+        url = "mirror://kde/${if stable then "" else "un"}stable/${release}/src/kde-l10n/kde-l10n-${lang}-${release}.tar.bz2";
         name = "${name}.tar.bz2";
         inherit sha256;
       };