diff --git a/grammars/rescript.tmLanguage.json b/grammars/rescript.tmLanguage.json
index 4a2b8c37b..747f9ecf0 100644
--- a/grammars/rescript.tmLanguage.json
+++ b/grammars/rescript.tmLanguage.json
@@ -343,7 +343,7 @@
           }
         },
         {
-          "match": "\\b(open|include)\\s*",
+          "match": "\\b(open|include)\\s+",
           "name": "keyword"
         }
       ]