diff --git a/lib/ace/range.js b/lib/ace/range.js
index d0caf949..596f3f57 100644
--- a/lib/ace/range.js
+++ b/lib/ace/range.js
@@ -102,9 +102,12 @@ var Range = function(startRow, startColumn, endRow, endColumn) {
         }
     }
 
+    this.comparePoint = function(p) {
+        return this.compare(p.row, p.column);
+    }
+
     this.containsRange = function(range) {
-        var cmp = this.compareRange(range);
-        return (cmp == -1 || cmp == 0 || cmp == 1);
+        return this.comparePoint(range.start) == 0 && this.comparePoint(range.end) == 0;
     }
 
     this.isEnd = function(row, column) {