diff --git a/.github/workflows/benchmark.yml b/.github/workflows/benchmark.yml
index def4565..b7b85dc 100644
--- a/.github/workflows/benchmark.yml
+++ b/.github/workflows/benchmark.yml
@@ -7,12 +7,12 @@ on:
 
 jobs:
   benchmark:
-    runs-on: ubuntu-latest
+    runs-on: ubuntu-latest-large
     steps:
-    - uses: actions/checkout@v2
+    - uses: actions/checkout@ee0669bd1cc54295c223e0bb666b733df41de1c5  # v2
 
     - name: Setup Go
-      uses: actions/setup-go@v2
+      uses: actions/setup-go@bfdd3570ce990073878bf10f6b2d79082de49492  # v2
       with:
         go-version: 1.18.x
 
diff --git a/.github/workflows/go.yml b/.github/workflows/go.yml
index f3ae3bf..8b07d9d 100644
--- a/.github/workflows/go.yml
+++ b/.github/workflows/go.yml
@@ -16,10 +16,10 @@ jobs:
     runs-on: ${{ matrix.os }}
 
     steps:
-    - uses: actions/checkout@v2
+    - uses: actions/checkout@ee0669bd1cc54295c223e0bb666b733df41de1c5  # v2
 
     - name: Setup Go ${{ matrix.go }}
-      uses: actions/setup-go@v2
+      uses: actions/setup-go@bfdd3570ce990073878bf10f6b2d79082de49492  # v2
       with:
         go-version: ${{ matrix.go }}
 
@@ -36,13 +36,13 @@ jobs:
       run: go test -race -tags purego -v ./...
 
   gen:
-    runs-on: ubuntu-latest
+    runs-on: ubuntu-latest-large
 
     steps:
-    - uses: actions/checkout@v2
+    - uses: actions/checkout@ee0669bd1cc54295c223e0bb666b733df41de1c5  # v2
 
     - name: Setup Go
-      uses: actions/setup-go@v2
+      uses: actions/setup-go@bfdd3570ce990073878bf10f6b2d79082de49492  # v2
       with:
         go-version: 1.18.x