diff --git a/script/noosfero-plugins b/script/noosfero-plugins
index 9e25cd7..fb9cb68 100755
--- a/script/noosfero-plugins
+++ b/script/noosfero-plugins
@@ -21,6 +21,8 @@ disabled_plugins=$(printf "%s\n" $available_plugins $enabled_plugins_dir | sort 
 # operation defaults
 quiet=false
 needs_migrate=false
+load_paths="$NOOSFERO_DIR/lib:$(echo $NOOSFERO_DIR/vendor/plugins/*/lib | tr ' ' :)"
+
 
 _list() {
   for plugin in $available_plugins; do
@@ -79,7 +81,7 @@ _enable(){
     dependencies_ok=true
     dependencies_file="$source/dependencies.rb"
     if [ -e "$dependencies_file" ]; then
-      if ! "$NOOSFERO_DIR"/script/runner "require '$dependencies_file'"; then
+      if ! ruby -I$load_paths -e "require '$dependencies_file'"; then
         dependencies_ok=false
       fi
     fi
--
libgit2 0.21.2