1 files changed, 1 insertions, 4 deletions

diff --git a/src/yuescript/yue_parser.cpp b/src/yuescript/yue_parser.cpp
index 6aa0954..d138979 100644
--- a/src/yuescript/yue_parser.cpp
+++ b/src/yuescript/yue_parser.cpp
@@ -519,10 +519,7 @@ YueParser::YueParser() {
         expo_exp = Value >> *(space >> expo_value);
 
         NotIn = true_();
-        InDiscrete =
-                '[' >> Seperator >> space >> exp_not_tab >> (+(space >> ',' >> space >> exp_not_tab) | space >> ',') >> space >> ']' |
-                '{' >> Seperator >> space >> exp_not_tab >> *(space >> ',' >> space >> exp_not_tab | space >> ',') >> space >> '}';
-        In = -(key("not") >> NotIn >> space) >> key("in") >> space >> (InDiscrete | and_(key("not")) >> confusing_unary_not_error | Exp);
+        In = -(key("not") >> NotIn >> space) >> key("in") >> space >> (and_(key("not")) >> confusing_unary_not_error | Value);
 
         UnaryOperator =
                 '-' >> not_(set(">=") | space_one) |