diff --git a/source/blender/editors/physics/physics_pointcache.c b/source/blender/editors/physics/physics_pointcache.c
index 9fac93187ee..36c330a2d63 100644
--- a/source/blender/editors/physics/physics_pointcache.c
+++ b/source/blender/editors/physics/physics_pointcache.c
@@ -188,7 +188,8 @@ static PTCacheBaker *ptcache_baker_create(bContext *C, wmOperator *op, bool all)
 
   if (!all) {
     PointerRNA ptr = CTX_data_pointer_get_type(C, "point_cache", &RNA_PointCache);
-    Object *ob = (Object *)ptr.owner_id;
+    ID *id = ptr.owner_id;
+    Object *ob = (GS(id->name) == ID_OB) ? (Object *)id : NULL;
     PointCache *cache = ptr.data;
     baker->pid = BKE_ptcache_id_find(ob, baker->scene, cache);
   }