diff --git a/src/p_saveg.cpp b/src/p_saveg.cpp
index 67297d800..119d92a9c 100644
--- a/src/p_saveg.cpp
+++ b/src/p_saveg.cpp
@@ -566,7 +566,7 @@ void P_SerializePolyobjs (FArchive &arc)
 				I_Error ("UnarchivePolyobjs: Invalid polyobj tag");
 			}
 			arc << angle;
-			po->RotatePolyobj (angle, false);
+			po->RotatePolyobj (angle, true);
 			arc << deltaX << deltaY << po->interpolation;
 			deltaX -= po->StartSpot.x;
 			deltaY -= po->StartSpot.y;