diff --git a/spec/helpers/BrowserFlags.js b/spec/helpers/BrowserFlags.js
index ef8d607f..c8300b62 100644
--- a/spec/helpers/BrowserFlags.js
+++ b/spec/helpers/BrowserFlags.js
@@ -20,23 +20,4 @@
     return /Firefox\/([0-9]{0,})/.exec(userAgent);
   });
 
-  function hasFunctioningSets() {
-    if (typeof Set !== 'undefined') { return false; }
-
-    try {
-      var s = new Set([4]);
-      if (s.size !== 1) { return false; }
-      if (s.values().next().value !== 4) { return false; }
-      return true;
-    } catch(e) {
-      return false;
-    }
-  }
-
-  env.requireFunctioningSets = function() {
-    if (!hasFunctioningSets()) {
-      pending("Browser has incomplete or missing support for Sets");
-    }
-  };
-
 })(jasmine.getEnv());
diff --git a/spec/helpers/checkForSet.js b/spec/helpers/checkForSet.js
new file mode 100644
index 00000000..6856a0e3
--- /dev/null
+++ b/spec/helpers/checkForSet.js
@@ -0,0 +1,21 @@
+(function(env) {
+  function hasFunctioningSets() {
+    if (typeof Set === 'undefined') { return false; }
+
+    try {
+      var s = new Set([4]);
+      if (s.size !== 1) { return false; }
+      if (s.values().next().value !== 4) { return false; }
+      return true;
+    } catch(e) {
+      return false;
+    }
+  }
+
+  env.requireFunctioningSets = function() {
+    if (!hasFunctioningSets()) {
+      pending("Browser has incomplete or missing support for Sets");
+    }
+  };
+
+})(jasmine.getEnv());
diff --git a/spec/support/jasmine.json b/spec/support/jasmine.json
index 546116c7..83b19dbb 100644
--- a/spec/support/jasmine.json
+++ b/spec/support/jasmine.json
@@ -6,6 +6,7 @@
     "npmPackage/**/*.js"
   ],
   "helpers": [
+    "helpers/checkForSet.js",
     "helpers/nodeDefineJasmineUnderTest.js"
   ],
   "random": true
diff --git a/spec/support/jasmine.yml b/spec/support/jasmine.yml
index f126b151..da959031 100644
--- a/spec/support/jasmine.yml
+++ b/spec/support/jasmine.yml
@@ -17,6 +17,7 @@ src_files:
 stylesheets:
 helpers:
   - 'helpers/BrowserFlags.js'
+  - 'helpers/checkForSet.js'
   - 'helpers/defineJasmineUnderTest.js'
 spec_files:
   - '**/*[Ss]pec.js'