diff --git a/pkgs/applications/editors/gnome-builder/default.nix b/pkgs/applications/editors/gnome-builder/default.nix
index db2d07db31e..6fcf9d7d3a9 100644
--- a/pkgs/applications/editors/gnome-builder/default.nix
+++ b/pkgs/applications/editors/gnome-builder/default.nix
@@ -52,6 +52,7 @@ in stdenv.mkDerivation {
     meson
     ninja
     pkgconfig
+    python3
     python3.pkgs.wrapPython
     wrapGAppsHook
   ];