diff --git a/pkgs/applications/version-management/meld/default.nix b/pkgs/applications/version-management/meld/default.nix
index 07af9341646a..5068dc15f48a 100644
--- a/pkgs/applications/version-management/meld/default.nix
+++ b/pkgs/applications/version-management/meld/default.nix
@@ -37,6 +37,7 @@ python3.pkgs.buildPythonApplication rec {
     desktop-file-utils
     gobject-introspection
     wrapGAppsHook
+    gtk3 # for gtk-update-icon-cache
   ];
 
   buildInputs = [