diff --git a/salt/common/tools/sbin/soup b/salt/common/tools/sbin/soup
index d0a40df901..993ca4c8c7 100755
--- a/salt/common/tools/sbin/soup
+++ b/salt/common/tools/sbin/soup
@@ -766,8 +766,8 @@ post_to_2.3.260() {
 }
 
 post_to_2.3.270() {
-  echo "Pruning unused volumes"
-  docker volume prune -f
+  echo "Pruning unused docker volumes on all nodes - This process will run in the background."
+  salt --async \* cmd.run "docker volume prune -f"
 
   POSTVERSION=2.3.270
 }