1 files changed, 1 insertions, 1 deletions
diff --git a/mro.c b/mro.c
index 83872dc50a..2d52805826 100644
--- a/mro.c
+++ b/mro.c
@@ -954,7 +954,7 @@ XS(XS_mro_nextcan)
     if(sv_isobject(self))
         selfstash = SvSTASH(SvRV(self));
     else
-        selfstash = gv_stashsv(self, 0);
+        selfstash = gv_stashsv(self, GV_ADD);
 
     assert(selfstash);