diff --git a/README.md b/README.md
index d100b4b..789e891 100644
--- a/README.md
+++ b/README.md
@@ -4,6 +4,6 @@ Blob.js
 Blob.js implements the W3C [`Blob`][1] interface in browsers that do
 not natively support it.
 
-![Tracking image](//in.getclicky.com/212712ns.gif)
+![Tracking image](https://in.getclicky.com/212712ns.gif)
 
   [1]: http://www.w3.org/TR/FileAPI/#blob