diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index ad9c796..29183cb 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -12,7 +12,7 @@ jobs:
     runs-on: ubuntu-latest
     steps:
       - uses: actions/checkout@v7
-      - uses: pnpm/action-setup@v6
+      - uses: pnpm/action-setup@v6.0.9
         with:
           version: 11.10.0
       - uses: actions/setup-node@v7
@@ -64,7 +64,7 @@ jobs:
       ANTHROPIC_API_KEY: sk-ant-ci-dummy-not-a-real-key
     steps:
       - uses: actions/checkout@v7
-      - uses: pnpm/action-setup@v6
+      - uses: pnpm/action-setup@v6.0.9
         with:
           version: 11.10.0
       - uses: actions/setup-node@v7
@@ -98,7 +98,7 @@ jobs:
     needs: [typecheck, test]
     steps:
       - uses: actions/checkout@v7
-      - uses: pnpm/action-setup@v6
+      - uses: pnpm/action-setup@v6.0.9
         with:
           version: 11.10.0
       - uses: actions/setup-node@v7
@@ -132,7 +132,7 @@ jobs:
       BASELINE_IMAGE: ghcr.io/maneek21/deft:0.2.0-preview.1
     steps:
       - uses: actions/checkout@v7
-      - uses: pnpm/action-setup@v6
+      - uses: pnpm/action-setup@v6.0.9
         with:
           version: 11.10.0
       - uses: actions/setup-node@v7
@@ -201,7 +201,7 @@ jobs:
     needs: typecheck
     steps:
       - uses: actions/checkout@v7
-      - uses: pnpm/action-setup@v6
+      - uses: pnpm/action-setup@v6.0.9
         with:
           version: 11.10.0
       - uses: actions/setup-node@v7
diff --git a/.github/workflows/security.yml b/.github/workflows/security.yml
index e707831..df9ff35 100644
--- a/.github/workflows/security.yml
+++ b/.github/workflows/security.yml
@@ -17,7 +17,7 @@ jobs:
     runs-on: ubuntu-latest
     steps:
       - uses: actions/checkout@v7
-      - uses: pnpm/action-setup@v6
+      - uses: pnpm/action-setup@v6.0.9
         with:
           version: 11.10.0
       - uses: actions/setup-node@v7