diff --git a/pkgs/kde/gear/dolphin/default.nix b/pkgs/kde/gear/dolphin/default.nix
index 1ed6a97e44b3..871b5126da12 100644
--- a/pkgs/kde/gear/dolphin/default.nix
+++ b/pkgs/kde/gear/dolphin/default.nix
@@ -6,4 +6,6 @@ mkKdeDerivation {
   pname = "dolphin";
 
   extraBuildInputs = [ qtmultimedia ];
+
+  meta.mainProgram = "dolphin";
 }