diff --git a/lib/ace/mode/behaviour/cstyle.js b/lib/ace/mode/behaviour/cstyle.js
index ccacd7ad..1f1d8210 100644
--- a/lib/ace/mode/behaviour/cstyle.js
+++ b/lib/ace/mode/behaviour/cstyle.js
@@ -350,7 +350,7 @@ var CstyleBehaviour = function () {
         if (!range.isMultiLine() && (selected == '"' || selected == "'")) {
             var line = session.doc.getLine(range.start.row);
             var rightChar = line.substring(range.start.column + 1, range.start.column + 2);
-            if (rightChar == '"') {
+            if (rightChar == '"' || rightChar == "'") {
                 range.end.column++;
                 return range;
             }