diff --git a/src/grammar.json b/src/grammar.json
index 3df4900..2566135 100644
--- a/src/grammar.json
+++ b/src/grammar.json
@@ -816,7 +816,7 @@
               },
               {
                 "type": "PATTERN",
-                "value": "[^*]*\\*+([^/*][^*]*\\*+)*"
+                "value": "[^*]*\\*+([^\\/*][^*]*\\*+)*"
               },
               {
                 "type": "STRING",