diff --git a/pkgs/applications/kde/syndication.nix b/pkgs/applications/kde/syndication.nix
index 43a4ea005bd..42782d449d5 100644
--- a/pkgs/applications/kde/syndication.nix
+++ b/pkgs/applications/kde/syndication.nix
@@ -12,4 +12,5 @@ mkDerivation {
   };
   nativeBuildInputs = [ extra-cmake-modules kdoctools ];
   propagatedBuildInputs = [ kio ];
+  outputs = [ "out" "dev" ];
 }