Change the URL of the original blog post.
diff --git a/gitflow-common b/gitflow-common
index f0748ac..29ef388 100644
--- a/gitflow-common
+++ b/gitflow-common
@@ -3,7 +3,7 @@
 # repository operations for Vincent Driessen's branching model.
 #
 # Original blog post presenting this model is found at:
-#    http://nvie.com/archives/323
+#    http://nvie.com/git-model
 #
 # Feel free to contribute to this project at:
 #    http://github.com/nvie/gitflow