diff --git a/pkgs/development/python-modules/roboschool/default.nix b/pkgs/development/python-modules/roboschool/default.nix
index 53b909844ac..9387f3775be 100644
--- a/pkgs/development/python-modules/roboschool/default.nix
+++ b/pkgs/development/python-modules/roboschool/default.nix
@@ -4,7 +4,7 @@
 , python
 , fetchFromGitHub
 , fetchpatch
-, qt5
+, qtbase
 , boost
 , assimp
 , gym
@@ -33,14 +33,14 @@ buildPythonPackage rec {
 
   nativeBuildInputs = [
     pkgconfig
-    qt5.qtbase # needs the `moc` tool
+    qtbase # needs the `moc` tool
     which
   ];
 
   buildInputs = [
     bullet-roboschool
     assimp
-    qt5.qtbase
+    qtbase
     boost
   ];
 
diff --git a/pkgs/top-level/python-packages.nix b/pkgs/top-level/python-packages.nix
index 4702a2ad063..d7c614b9f70 100644
--- a/pkgs/top-level/python-packages.nix
+++ b/pkgs/top-level/python-packages.nix
@@ -6086,8 +6086,9 @@ in {
   robomachine = callPackage ../development/python-modules/robomachine { };
 
   roboschool = callPackage ../development/python-modules/roboschool {
-    inherit (pkgs) pkgconfig;
-  }; # use normal pkgconfig, not the python package
+    inherit (pkgs) pkgconfig; # use normal pkgconfig, not the python package
+    inherit (qt5) qtbase;
+  };
 
   robot-detection = callPackage ../development/python-modules/robot-detection { };