diff --git a/pkgs/development/python-modules/qscintilla-qt5/default.nix b/pkgs/development/python-modules/qscintilla-qt5/default.nix
index 96485bd1f06..b5ce1eb26fe 100644
--- a/pkgs/development/python-modules/qscintilla-qt5/default.nix
+++ b/pkgs/development/python-modules/qscintilla-qt5/default.nix
@@ -12,8 +12,7 @@ buildPythonPackage {
   format = "other";
 
   nativeBuildInputs = [ lndir sip qtbase ];
-  buildInputs = [ qscintilla ];
-  propagatedBuildInputs = [ pyqt5 ];
+  buildInputs = [ qscintilla pyqt5 ];
 
   postPatch = ''
     substituteInPlace Python/configure.py \