diff --git a/.github/workflows/go.yaml b/.github/workflows/go.yaml
index d8cb498..5993dac 100644
--- a/.github/workflows/go.yaml
+++ b/.github/workflows/go.yaml
@@ -26,7 +26,7 @@ jobs:
       - uses: actions/checkout@v3
       - uses: int128/go-actions/setup@v1
         with:
-          go-version: 1.18.4
+          go-version: 1.18.5
       - uses: golangci/golangci-lint-action@v3
         with:
           version: v1.47.2
@@ -38,5 +38,5 @@ jobs:
       - uses: actions/checkout@v3
       - uses: int128/go-actions/setup@v1
         with:
-          go-version: 1.18.4
+          go-version: 1.18.5
       - run: go test -v -race ./...
diff --git a/.github/workflows/release.yaml b/.github/workflows/release.yaml
index d2741ba..bf39663 100644
--- a/.github/workflows/release.yaml
+++ b/.github/workflows/release.yaml
@@ -54,7 +54,7 @@ jobs:
       - uses: actions/checkout@v3
       - uses: int128/go-actions/setup@v1
         with:
-          go-version: 1.18.4
+          go-version: 1.18.5
       - run: go build -ldflags "-X main.version=${GITHUB_REF##*/}"
       - uses: int128/go-actions/release@v1
         with:
diff --git a/.github/workflows/system-test.yaml b/.github/workflows/system-test.yaml
index 59b9c00..e9a9004 100644
--- a/.github/workflows/system-test.yaml
+++ b/.github/workflows/system-test.yaml
@@ -25,7 +25,7 @@ jobs:
       - uses: actions/checkout@v3
       - uses: int128/go-actions/setup@v1
         with:
-          go-version: 1.18.4
+          go-version: 1.18.5
 
       # for certutil
       # https://packages.ubuntu.com/xenial/libnss3-tools