diff --git a/run_tests.sh b/run_tests.sh
index b420d67954b..1661ff76a73 100755
--- a/run_tests.sh
+++ b/run_tests.sh
@@ -44,7 +44,7 @@ function process_option {
     -c|--coverage) coverage=1;;
     -X|--coverage-xml) coverage_xml=1;;
     -*) noseopts="$noseopts $1";;
-    *) noseargs="$noseargs $1"
+    *) noseargs="--tests ./cinder/tests/$noseargs$1.py"
   esac
 }
 
@@ -113,7 +113,6 @@ function run_pep8 {
   bash -c "${wrapper} flake8 cinder* bin"
 }
 
-
 NOSETESTS="nosetests $noseopts $noseargs"
 
 if [ $never_venv -eq 0 ]