diff --git a/pkgs/applications/kde/marble.nix b/pkgs/applications/kde/marble.nix
index e0e80b05ebce..ea140cad5ee5 100644
--- a/pkgs/applications/kde/marble.nix
+++ b/pkgs/applications/kde/marble.nix
@@ -8,6 +8,7 @@
 mkDerivation {
   name = "marble";
   meta.license = with lib.licenses; [ lgpl21 gpl3 ];
+  outputs = [ "out" "dev" ];
   nativeBuildInputs = [ extra-cmake-modules kdoctools perl ];
   propagatedBuildInputs = [
     qtscript qtsvg qtquickcontrols qtwebkit shared-mime-info krunner kparts