diff --git a/.github/workflows/release.yaml b/.github/workflows/release.yaml
index 8033962d..5ecedeaa 100644
--- a/.github/workflows/release.yaml
+++ b/.github/workflows/release.yaml
@@ -36,7 +36,7 @@ jobs:
       - name: Setup Go
         uses: actions/setup-go@v5
         with:
-          go-version: 1.24
+          go-version-file: .go-version
           check-latest: true
           cache: true
       - name: Install Cosign
diff --git a/.go-version b/.go-version
new file mode 100644
index 00000000..08002f86
--- /dev/null
+++ b/.go-version
@@ -0,0 +1 @@
+1.27.1
diff --git a/go.mod b/go.mod
index f0f079d7..5451090d 100644
--- a/go.mod
+++ b/go.mod
@@ -2,7 +2,7 @@ module github.com/google/yamlfmt
 
 go 1.22
 
-toolchain go1.24.8
+toolchain go1.27.1
 
 require (
 	github.com/bmatcuk/doublestar/v4 v4.7.1