diff --git a/uncompyle6/parsers/reducecheck/while1stmt.py b/uncompyle6/parsers/reducecheck/while1stmt.py
index 1570f1bb..2739acb9 100644
--- a/uncompyle6/parsers/reducecheck/while1stmt.py
+++ b/uncompyle6/parsers/reducecheck/while1stmt.py
@@ -40,9 +40,9 @@ def while1stmt(self, lhs, n, rule, ast, tokens, first, last):
     for t in range(first+1, loop_end):
         token = tokens[t]
         # token could be a pseudo-op like "LOAD_STR", which is not in
-        # self.opc.  We will replace that with LOAD_CONST as an
-        # example of an instruction that is not in self.opc.JUMP_OPS
-        if token.opc.opmap.get(token.kind, "LOAD_CONST") in self.opc.JUMP_OPS:
+        # token.opc.  We will replace that with LOAD_CONST as an
+        # example of an instruction that is not in token.opc.JUMP_OPS
+        if token.opc.opmap.get(token.kind, "LOAD_CONST") in token.opc.JUMP_OPS:
             if token.attr >= loop_end_offset:
                 return True