diff --git a/rakefile b/rakefile
index 312ad90124..ac79ee6c6f 100644
--- a/rakefile
+++ b/rakefile
@@ -121,7 +121,7 @@ default_options = {
 
 task :predjango do
     sh("find . -type f -name *.pyc -delete")
-    sh('pip install -q --upgrade -r local-requirements.txt')
+    sh('pip install -q --no-index -r local-requirements.txt')
     sh('git submodule update --init')
 end