diff --git a/lib/ace/mode/sql_highlight_rules.js b/lib/ace/mode/sql_highlight_rules.js
index a1b1ce77..3b5e1882 100644
--- a/lib/ace/mode/sql_highlight_rules.js
+++ b/lib/ace/mode/sql_highlight_rules.js
@@ -45,22 +45,12 @@ var SqlHighlightRules = function() {
         "start" : [ {
             token : "comment",
             regex : "--.*$"
-        }, {
-            token : "string",           // multi line " string start
-            merge : true,
-            regex : '".*$',
-            next : "qqstring"
         }, {
             token : "string",           // " string
-            regex : '"(?:[^\\\\]|\\\\.)*?"'
-        }, {
-            token : "string",           // multi line ' string start
-            merge : true,
-            regex : "'.*$",
-            next : "qstring"
+            regex : '".*"'
         }, {
             token : "string",           // ' string
-            regex : "'(?:[^\\\\]|\\\\.)*?'"
+            regex : "'.*'"
         }, {
             token : "constant.numeric", // float
             regex : "[+-]?\\d+(?:(?:\\.\\d*)?(?:[eE][+-]?\\d+)?)?\\b"
@@ -89,24 +79,6 @@ var SqlHighlightRules = function() {
         }, {
             token : "text",
             regex : "\\s+"
-        } ],
-        "qqstring" : [ {
-            token : "string", // multi line " string end
-            regex : '(?:[^\\\\]|\\\\.)*?"',
-            next : "start"
-        }, {
-            token : "string",
-            merge : true,
-            regex : '.+'
-        } ],
-        "qstring" : [ {
-            token : "string",  // multi line ' string end
-            regex : "(?:[^\\\\]|\\\\.)*?'",
-            next : "start"
-        }, {
-            token : "string",
-            merge : true,
-            regex : '.+'
         } ]
     };
 };