diff --git a/mode/sql/sql.js b/mode/sql/sql.js
index daec60ce6f..17a096c5fc 100644
--- a/mode/sql/sql.js
+++ b/mode/sql/sql.js
@@ -368,7 +368,7 @@ CodeMirror.defineMode("sql", function(config, parserConfig) {
     atoms: set("false true null unknown"),
     operatorChars: /^[*+\-%<>!=&|^]/,
     dateSQL: set("date time timestamp"),
-    support: set("ODBCdotTable decimallessFloat zerolessFloat binaryNumber hexNumber nCharCast charsetCast commentHash commentSpaceRequired")
+    support: set("ODBCdotTable decimallessFloat zerolessFloat binaryNumber hexNumber nCharCast charsetCast")
   });
 
   // Google's SQL-like query language, GQL