diff --git a/README.md b/README.md
index 362a0e1357..2501e49dad 100644
--- a/README.md
+++ b/README.md
@@ -57,7 +57,7 @@ We recommend using [jasmine](http://pivotal.github.com/jasmine/) and
 to use whatever works for you.
 
 Requires [node.js](http://nodejs.org/), Karma (`sudo npm install -g karma`) and a local
-or remote browser.
+or remote browser. Ensure karma is on your PATH (it would typically be installed in: node_modules/karma/bin/karma).
 
 * start `scripts/test.sh` (on windows: `scripts\test.bat`)
   * a browser will start and connect to the Karma server (Chrome is default browser, others can be captured by loading the same url as the one in Chrome or by changing the `config/karma.conf.js` file)
diff --git a/scripts/e2e-test.sh b/scripts/e2e-test.sh
index 47fe827592..5626cc6ead 100755
--- a/scripts/e2e-test.sh
+++ b/scripts/e2e-test.sh
@@ -7,4 +7,4 @@ echo "Starting Karma Server (http://karma-runner.github.io)"
 echo $BASE_DIR
 echo "-------------------------------------------------------------------"
 
-$BASE_DIR/../node_modules/karma/bin/karma start $BASE_DIR/../config/karma-e2e.conf.js $*
+karma start $BASE_DIR/../config/karma-e2e.conf.js $*
diff --git a/scripts/test.sh b/scripts/test.sh
index 972001f997..5fe9d02ba1 100755
--- a/scripts/test.sh
+++ b/scripts/test.sh
@@ -6,4 +6,4 @@ echo ""
 echo "Starting Karma Server (http://karma-runner.github.io)"
 echo "-------------------------------------------------------------------"
 
-$BASE_DIR/../node_modules/karma/bin/karma start $BASE_DIR/../config/karma.conf.js $*
+karma start $BASE_DIR/../config/karma.conf.js $*