diff --git a/src/resolve.js b/src/resolve.js
index 702eab41..5194f095 100644
--- a/src/resolve.js
+++ b/src/resolve.js
@@ -224,10 +224,7 @@ function packageResolveSync (config, key, parentKey, metadata, parentMetadata, s
     }
   }
 
-  var trailingSlash = key[key.length - 1] === '/';
-  var normalized = coreResolve.call(this, config, trailingSlash ? key : key + '/', parentKey, true, true);
-  if (!trailingSlash)
-    normalized = normalized.substr(0, normalized.length - 1);
+  var normalized = coreResolve.call(this, config, key, parentKey, true, true);
 
   var pkgConfigMatch = getPackageConfigMatch(config, normalized);
   metadata.packageKey = pkgConfigMatch && pkgConfigMatch.packageKey || getMapMatch(config.packages, normalized);
diff --git a/test/test.js b/test/test.js
index 23cfa25e..6b3bc2ff 100644
--- a/test/test.js
+++ b/test/test.js
@@ -234,8 +234,6 @@ suite('SystemJS Standard Tests', function() {
       }
     });
 
-    var base = System.resolveSync('./');
-
     return Promise.all([
       System.resolve('a'),
       System.resolve('f/b'),
@@ -246,6 +244,9 @@ suite('SystemJS Standard Tests', function() {
       System.resolve('b.js/c'),
       System.resolve('g/x')
     ]).then(function (a) {
+      var base = System.resolveSync('');
+      console.log(base);
+      ok(base.length > 10);
       ok(a[0] === base + 'b');
       ok(a[1] === base + 'c/b');
       ok(a[2] === base + 'b/b');