diff --git a/README.md b/README.md
index 3a8da63..34d898e 100644
--- a/README.md
+++ b/README.md
@@ -94,4 +94,4 @@ $ gulp watch           # watch for source file changes
 
 `gulp watch` will watch for changes in the `/src/` directory and lint, concatenate, and minify the source files when a change occurs. The output files - `reactfire.js` and `reactfire.min.js` - are written to the `/dist/` directory.
 
-You can run the test suite by navigating to `file:///path/to/tests/TestRunner.html` or run the tests via the command line using `gulp test`.
\ No newline at end of file
+You can run the test suite by navigating to `file:///path/to/reactfire/tests/TestRunner.html` or via the command line using `gulp test`.
\ No newline at end of file
diff --git a/tests/specs/common.spec.js b/tests/specs/common.spec.js
index 79263ab..e335c9c 100644
--- a/tests/specs/common.spec.js
+++ b/tests/specs/common.spec.js
@@ -39,7 +39,15 @@ function afterEachHelper(done) {
 
 /* Returns a random alphabetic string of variable length */
 function generateRandomString() {
-  return (Math.random() + 1).toString(36).substring(7);
+  var possibleCharacters = "ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789";
+  var numPossibleCharacters = possibleCharacters.length;
+
+  var text = "";
+  for (var i = 0; i < 10; i++) {
+    text += possibleCharacters.charAt(Math.floor(Math.random() * numPossibleCharacters));
+  }
+
+  return text;
 }
 
 /* Returns the current data in the Firebase */