diff --git a/.github/workflows/actionci.yml b/.github/workflows/actionci.yml
index 81a6873e6..9a3f9e2ad 100644
--- a/.github/workflows/actionci.yml
+++ b/.github/workflows/actionci.yml
@@ -7,7 +7,6 @@ on:
     branches:
     - "master"
   pull_request:
-  workflow_call:
 
 concurrency:
   group: ${{ github.workflow }}-${{ github.event.pull_request.number || github.ref }}
diff --git a/.github/workflows/zizmor.yml b/.github/workflows/zizmor.yml
deleted file mode 100644
index 0057146c4..000000000
--- a/.github/workflows/zizmor.yml
+++ /dev/null
@@ -1,17 +0,0 @@
-name: Zizmor security scan
-on:
-  push:
-  workflow_call:
-
-concurrency:
-  group: ${{ github.workflow }}-${{ github.event.pull_request.number || github.ref }}
-  cancel-in-progress: true
-
-permissions:
-  contents: read
-  security-events: write
-
-jobs:
-  zizmor:
-    uses: smallstep/workflows/.github/workflows/zizmor.yml@main
-    secrets: inherit