--- Lib/sre_parse.py
+++ Lib/sre_parse.py
@@ -541,9 +541,9 @@
             group = CAPTURE_GROUP
             name = None
             condgroup = None
+            scoped_flags = None
             if sourcematch("?"):
                 group = QUERY_GROUP
-                scoped_flags = None
                 # options
                 if sourcematch("P"):
                     # python extensions