diff --git a/src/js/git/index.js b/src/js/git/index.js
index 52fcc011..b59ddb96 100644
--- a/src/js/git/index.js
+++ b/src/js/git/index.js
@@ -1307,10 +1307,6 @@ GitEngine.prototype.resolveStringRef = function(ref) {
   if (this.refs[ref]) {
     return this.refs[ref];
   }
-  // case insensitive also
-  if (this.refs[ref.toUpperCase()]) {
-    return this.refs[ref.toUpperCase()];
-  }
 
   // Attempt to split ref string into a reference and a string of ~ and ^ modifiers.
   var startRef = null;