diff --git a/grammar.js b/grammar.js
index ac43d814b..f6097a561 100644
--- a/grammar.js
+++ b/grammar.js
@@ -309,7 +309,6 @@ module.exports = grammar({
         seq(
           $._enum_itemdeclaration,
           repeat($._flat_content),
-          optional(prec.right(choice())),
         ),
       ),
 
diff --git a/src/grammar.json b/src/grammar.json
index 093c2441d..ff869b0d5 100644
--- a/src/grammar.json
+++ b/src/grammar.json
@@ -1066,22 +1066,6 @@
               "type": "SYMBOL",
               "name": "_flat_content"
             }
-          },
-          {
-            "type": "CHOICE",
-            "members": [
-              {
-                "type": "PREC_RIGHT",
-                "value": 0,
-                "content": {
-                  "type": "CHOICE",
-                  "members": []
-                }
-              },
-              {
-                "type": "BLANK"
-              }
-            ]
           }
         ]
       }