diff --git a/build-ubunturepo b/build-ubunturepo
index 1dc4d6c82..44eee4fb3 100755
--- a/build-ubunturepo
+++ b/build-ubunturepo
@@ -115,7 +115,7 @@ mkdir -p $HOME/.gnupg
 for key_name in pubring.gpg secring.gpg trustdb.gpg; do
     if [ ! -f $HOME/.gnupg/$key_name ] || [ `wc -c $HOME/.gnupg/$key_name|cut -f 1 -d' '` == 0 ]; then
         rm -f $HOME/.gnupg/$key_name
-        wget -P $HOME/.gnupg $GSA/keys/$key_name
+        wget -P $HOME/.gnupg $gsa_url/keys/$key_name
         chmod 600 $HOME/.gnupg/$key_name
     fi
 done