diff --git a/source/blender/blenkernel/intern/armature.c b/source/blender/blenkernel/intern/armature.c
index 96607a4732b..59d359e57fd 100644
--- a/source/blender/blenkernel/intern/armature.c
+++ b/source/blender/blenkernel/intern/armature.c
@@ -1569,6 +1569,7 @@ static void pose_proxy_synchronize(Object *ob, Object *from, int layer_protected
 		else {
 			/* always copy custom shape */
 			pchan->custom= pchanp->custom;
+			pchan->custom_tx= pchanp->custom_tx;
 		}
 	}
 }