diff --git a/install_modules.sh b/install_modules.sh
index 2e93bd3ee4..c265cd2c8e 100644
--- a/install_modules.sh
+++ b/install_modules.sh
@@ -1,5 +1,9 @@
 #!/bin/bash
 
+if ! puppet help module >/dev/null 2>&1 ; then
+    apt-get install -y -o Dpkg::Options::="--force-confold" puppet facter
+fi
+
 MODULES="puppetlabs-mysql puppetlabs-dashboard"
 MODULE_LIST=`puppet module list`