diff --git a/panda/src/glxdisplay/glxGraphicsBuffer.cxx b/panda/src/glxdisplay/glxGraphicsBuffer.cxx
index 56f35872a2..b67efc7309 100644
--- a/panda/src/glxdisplay/glxGraphicsBuffer.cxx
+++ b/panda/src/glxdisplay/glxGraphicsBuffer.cxx
@@ -98,7 +98,7 @@ begin_frame(FrameMode mode) {
     clear_cube_map_selection();
   }
   
-  _gsg()->set_current_properties(&get_fb_properties());
+  _gsg->set_current_properties(&get_fb_properties());
   return _gsg->begin_frame();
 }
 
diff --git a/panda/src/glxdisplay/glxGraphicsWindow.cxx b/panda/src/glxdisplay/glxGraphicsWindow.cxx
index 86955e251f..1a3b92b7b0 100644
--- a/panda/src/glxdisplay/glxGraphicsWindow.cxx
+++ b/panda/src/glxdisplay/glxGraphicsWindow.cxx
@@ -144,7 +144,7 @@ begin_frame(FrameMode mode) {
     clear_cube_map_selection();
   }
   
-  _gsg()->set_current_properties(&get_fb_properties());
+  _gsg->set_current_properties(&get_fb_properties());
   return _gsg->begin_frame();
 }