diff --git a/plugins/mongodb/mongo_collection_ b/plugins/mongodb/mongo_collection_
index 37d939e7..df901c82 100755
--- a/plugins/mongodb/mongo_collection_
+++ b/plugins/mongodb/mongo_collection_
@@ -170,6 +170,8 @@ if __name__ == "__main__":
         settings_password = environ['password']
     if 'ignoredb' in environ:
         settings_ignoredb = environ['ignoredb'].split(',')
+    if 'MONGO_DB_URI' in environ:
+        settings_mongodb_uri = environ['MONGO_DB_URI']
     m = re.search('^(.*)_([a-zA-Z0-9]*)$', path.basename(argv[0]))
     if len(argv) < 2:
         doData(m.group(1), m.group(2))