diff --git a/plugins/mezuro/README b/plugins/mezuro/README
index 1bbc677..2a97a53 100644
--- a/plugins/mezuro/README
+++ b/plugins/mezuro/README
@@ -19,6 +19,10 @@ $ gem install --no-ri --no-rdoc wasabi -v 2.0.0
 $ gem install --no-ri --no-rdoc savon -v 0.9.7
 $ gem install --no-ri --no-rdoc googlecharts
 
+$ gem uninstall rack
+$ gem install --no-ri --no-rdoc rack -v 1.0.1
+
+
 Enable Mezuro Plugin
 --------------------
 
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libgit2 0.21.2