diff --git a/uncompyle6/parsers/parse26.py b/uncompyle6/parsers/parse26.py
index 7657b19b..c3b48525 100644
--- a/uncompyle6/parsers/parse26.py
+++ b/uncompyle6/parsers/parse26.py
@@ -213,7 +213,7 @@ class Python26Parser(Python2Parser):
         genexpr_func ::= setup_loop_lf FOR_ITER designator comp_iter JUMP_BACK come_from_pop
                          jb_bp_come_from
         genexpr ::= LOAD_GENEXPR MAKE_FUNCTION_0 expr GET_ITER CALL_FUNCTION_1 COME_FROM
-
+        list_if ::= list_if ::= expr jmp_false_then list_iter
         '''
 
     def p_ret26(self, args):