diff --git a/vm/pandora_install.sh b/vm/pandora_install.sh
index 22b83ca56..916bb0b83 100755
--- a/vm/pandora_install.sh
+++ b/vm/pandora_install.sh
@@ -29,7 +29,7 @@ pAAGSEQ4uz6bYSeM4Q==
 -----END PGP PUBLIC KEY BLOCK-----
 EOF
 
-apt-get update --qq
+apt-get update -qq
 
 if [ "$LXC" == "no" ]; then
 apt-get install -y \