diff --git a/README.md b/README.md
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@@ -8,7 +8,7 @@ server.
 For more information, please refer to the following resources:
 
 * [Home page](http://he.fi/aprsc/)
-* [Conference paper, Digital Communications Conference 2012, Atlanta, GA](he.fi/aprsc/dcc-2012-aprsc.pdf)
+* [Conference paper, Digital Communications Conference 2012, Atlanta, GA](http://he.fi/aprsc/dcc-2012-aprsc.pdf)
 * [Contributing to the aprsc project](http://he.fi/aprsc/CONTRIBUTING.html)
 
 Have fun!