diff --git a/.github/workflows/main.yml b/.github/workflows/main.yml
index ffd6f68..7b170ca 100644
--- a/.github/workflows/main.yml
+++ b/.github/workflows/main.yml
@@ -55,7 +55,7 @@ jobs:
       - uses: actions/checkout@3d3c42e5aac5ba805825da76410c181273ba90b1 # v6
         with:
           persist-credentials: false
-      - uses: r-lib/actions/setup-tinytex@d3c5be51b12e724e68f33216ca3c148b66d5f0b6 # v2
+      - uses: r-lib/actions/setup-tinytex@465b7d8e732ca3921382b1674c59bada9cbf3399 # v2
         if: runner.os != 'Windows'
       - uses: astral-sh/setup-uv@20cfd1bf945f4377ade1205e4dbc17946fc9a30d # v10.0.1
         with:
diff --git a/.github/workflows/zizmor.yml b/.github/workflows/zizmor.yml
index 3b68832..eca49c8 100644
--- a/.github/workflows/zizmor.yml
+++ b/.github/workflows/zizmor.yml
@@ -43,6 +43,6 @@ jobs:
           always() &&
           (github.event_name != 'pull_request' ||
           github.event.pull_request.head.repo.full_name == github.repository)
-        uses: github/codeql-action/upload-sarif@db488ddef3bf6cb639b32c2e9a7c0a7ea8271d28 # v4
+        uses: github/codeql-action/upload-sarif@cdf488f595d80d6e07e03d4674febd5ab45fa938 # v4
         with:
           sarif_file: zizmor.sarif