diff --git a/.github/workflows/grype-vulnerability-scanner.yaml b/.github/workflows/grype-vulnerability-scanner.yaml
index 6589cf135c..31cc725018 100644
--- a/.github/workflows/grype-vulnerability-scanner.yaml
+++ b/.github/workflows/grype-vulnerability-scanner.yaml
@@ -1,5 +1,13 @@
 name: container vulnerability scanning
-on: [workflow_dispatch]
+on:
+  workflow_dispatch:
+  workflow_run:
+    workflows: ["Build and test"]
+    types:
+      - completed
+    branches:
+      - master
+
 jobs:
   vulnerability-scanner:
     runs-on: ubuntu-20.04