diff --git a/stack.sh b/stack.sh
index ec1e75aaf3..3bb19bccbf 100755
--- a/stack.sh
+++ b/stack.sh
@@ -1441,6 +1441,9 @@ if is_service_enabled swift; then
     # Install memcached for swift.
     install_package memcached
 
+    # We make sure to kill all swift processes first
+    pkill -f -9 swift-
+
     # We first do a bit of setup by creating the directories and
     # changing the permissions so we can run it as our user.