diff --git a/script/noosfero-plugins b/script/noosfero-plugins
index f245ef5..4830c1a 100755
--- a/script/noosfero-plugins
+++ b/script/noosfero-plugins
@@ -6,7 +6,9 @@ program_name=$(basename $0)
 
 if [ -e /etc/default/noosfero ]; then
   . /etc/default/noosfero
-else
+fi
+
+if [ -z "$NOOSFERO_DIR"]; then
   this_script=$(readlink -f $0)
   NOOSFERO_DIR=$(dirname $this_script | xargs dirname)
 fi
--
libgit2 0.21.2