1 files changed, 1 insertions, 0 deletions
diff --git a/compile.c b/compile.c
index 16bfcefdbb..eb824caf23 100644
--- a/compile.c
+++ b/compile.c
@@ -954,6 +954,7 @@ new_callinfo(rb_iseq_t *iseq, ID mid, int argc, VALUE block, unsigned long flag)
 	}
     }
     ci->vmstat = 0;
+    ci->refinements = Qundef;
     ci->blockptr = 0;
     ci->recv = Qundef;
     ci->call = 0; /* TODO: should set default function? */