diff --git a/test/runner.html b/test/runner.html
index 025dc40f..eff14a7a 100644
--- a/test/runner.html
+++ b/test/runner.html
@@ -78,10 +78,18 @@
     <script src="unit/filters/Blur-test.js"></script>
     <script src="unit/filters/Brighten-test.js"></script>
     <script src="unit/filters/ColorPack-test.js"></script>
-    <script src="unit/filters/Grayscale-test.js"></script>
     <script src="unit/filters/Invert-test.js"></script>
     <script src="unit/filters/Mask-test.js"></script>
     <script src="unit/filters/ConvolvePack-test.js"></script>
+    <script src="unit/filters/Grayscale-test.js"></script>
+    <script src="unit/filters/ColorStretch-test.js"></script>
+    <script src="unit/filters/Polar-test.js"></script>
+    <script src="unit/filters/Pixelate-test.js"></script>
+    <script src="unit/filters/Noise-test.js"></script>
+    <script src="unit/filters/Threshold-test.js"></script>
+    <script src="unit/filters/Levels-test.js"></script>
+    <script src="unit/filters/Flip-test.js"></script>
+    <script src="unit/filters/Mirror-test.js"></script>
 
     <!--=============== functional tests ================-->