diff --git a/.github/workflows/go.yml b/.github/workflows/go.yml
index f5afe7f..84d9602 100644
--- a/.github/workflows/go.yml
+++ b/.github/workflows/go.yml
@@ -17,10 +17,10 @@ jobs:
     runs-on: ${{ matrix.label }}
 
     steps:
-      - uses: actions/checkout@v4
+      - uses: actions/checkout@34e114876b0b11c390a56381ad16ebd13914f8d5  # v4
 
       - name: Setup Go (${{ matrix.go }})
-        uses: actions/setup-go@v5
+        uses: actions/setup-go@40f1582b2485089dde7abd97c1529aa768e1baff  # v5
         with:
           go-version: ${{ matrix.go }}
 
diff --git a/.github/workflows/golangci-lint.yml b/.github/workflows/golangci-lint.yml
index fd9a005..9634ca0 100644
--- a/.github/workflows/golangci-lint.yml
+++ b/.github/workflows/golangci-lint.yml
@@ -16,15 +16,15 @@ name: golangci-lint
 jobs:
   lint:
     name: lint
-    runs-on: ubuntu-latest
+    runs-on: ubuntu-latest-large
     steps:
-      - uses: actions/setup-go@v5
+      - uses: actions/setup-go@40f1582b2485089dde7abd97c1529aa768e1baff  # v5
         with:
           go-version: '>=1.24'
 
-      - uses: actions/checkout@v4
+      - uses: actions/checkout@34e114876b0b11c390a56381ad16ebd13914f8d5  # v4
 
       - name: golangci-lint
-        uses: golangci/golangci-lint-action@v8
+        uses: golangci/golangci-lint-action@4afd733a84b1f43292c63897423277bb7f4313a9  # v8
         with:
           version: v2.1.6