diff --git a/.github/workflows/governance.yml b/.github/workflows/governance.yml
index 0835d38..b8aa88b 100644
--- a/.github/workflows/governance.yml
+++ b/.github/workflows/governance.yml
@@ -27,4 +27,4 @@ permissions:
   contents: read
 jobs:
   governance:
-    uses: hyperpolymath/standards/.github/workflows/governance-reusable.yml@d7c22711e830e1f383846472f6e9b99debdb201e
+    uses: hyperpolymath/standards/.github/workflows/governance-reusable.yml@81dbf2dd854b1444fd6236fa2352474383b2c2b9
diff --git a/.github/workflows/hypatia-scan.yml b/.github/workflows/hypatia-scan.yml
index ad7783f..af46969 100644
--- a/.github/workflows/hypatia-scan.yml
+++ b/.github/workflows/hypatia-scan.yml
@@ -22,5 +22,5 @@ permissions:
   pull-requests: write
 jobs:
   hypatia:
-    uses: hyperpolymath/standards/.github/workflows/hypatia-scan-reusable.yml@d7c22711e830e1f383846472f6e9b99debdb201e
+    uses: hyperpolymath/standards/.github/workflows/hypatia-scan-reusable.yml@81dbf2dd854b1444fd6236fa2352474383b2c2b9
     secrets: inherit
\ No newline at end of file
diff --git a/.github/workflows/pages.yml b/.github/workflows/pages.yml
index 2697b6e..c78489a 100755
--- a/.github/workflows/pages.yml
+++ b/.github/workflows/pages.yml
@@ -19,9 +19,9 @@ jobs:
       image: ghcr.io/stefan-hoeck/idris2-pack@sha256:f0758996a931fb35d9ecb1de273c4d59dabe2a09b433afc7e357f65a08b7e1ff
     steps:
       - name: Checkout Site
-        uses: actions/checkout@v4
+        uses: actions/checkout@11d5960a326750d5838078e36cf38b85af677262 # v4
       - name: Checkout Ddraig SSG
-        uses: actions/checkout@v4
+        uses: actions/checkout@11d5960a326750d5838078e36cf38b85af677262 # v4
         with:
           repository: hyperpolymath/ddraig-ssg
           path: .ddraig-ssg
@@ -38,7 +38,7 @@ jobs:
           fi
           ./.ddraig-ssg/build/exec/ddraig build src _site https://hyperpolymath.github.io/${GITHUB_REPOSITORY#*/}
       - name: Upload artifact
-        uses: actions/upload-pages-artifact@v3
+        uses: actions/upload-pages-artifact@56afc609e74202658d3ffba0e8f6dda462b719fa # v3
         with:
           path: '_site'
   deploy:
@@ -51,4 +51,4 @@ jobs:
     steps:
       - name: Deploy to GitHub Pages
         id: deployment
-        uses: actions/deploy-pages@v4
+        uses: actions/deploy-pages@d6db90164ac5ed86f2b6aed7e0febac5b3c0c03e # v4
diff --git a/.github/workflows/rust-guest-verify.yml b/.github/workflows/rust-guest-verify.yml
index 5fc2c18..8e63c11 100644
--- a/.github/workflows/rust-guest-verify.yml
+++ b/.github/workflows/rust-guest-verify.yml
@@ -21,7 +21,7 @@ jobs:
       run:
         working-directory: rust
     steps:
-      - uses: actions/checkout@v4
+      - uses: actions/checkout@11d5960a326750d5838078e36cf38b85af677262 # v4
 
       - name: Toolchain + wasm32 target
         run: |
diff --git a/.github/workflows/scorecard.yml b/.github/workflows/scorecard.yml
index a2bc258..64ac2ac 100644
--- a/.github/workflows/scorecard.yml
+++ b/.github/workflows/scorecard.yml
@@ -12,7 +12,7 @@ permissions: read-all
 
 jobs:
   analysis:
-    uses: hyperpolymath/standards/.github/workflows/scorecard-reusable.yml@d7c22711e830e1f383846472f6e9b99debdb201e
+    uses: hyperpolymath/standards/.github/workflows/scorecard-reusable.yml@81dbf2dd854b1444fd6236fa2352474383b2c2b9
     permissions:
       contents: read
       security-events: write