diff --git a/.github/workflows/jepsen.yml b/.github/workflows/jepsen.yml
index f5ee93532..6fa634ff8 100644
--- a/.github/workflows/jepsen.yml
+++ b/.github/workflows/jepsen.yml
@@ -33,7 +33,7 @@ jobs:
       - name: Set up Go
         uses: actions/setup-go@v7
         with:
-          go-version: "1.26.6"
+          go-version: "1.27.0"
 
       - name: Bring up Jepsen VMs
         working-directory: jepsen
diff --git a/go.mod b/go.mod
index f999a96d3..eaa755640 100644
--- a/go.mod
+++ b/go.mod
@@ -2,7 +2,7 @@ module github.com/bootjp/elastickv
 
 go 1.26
 
-toolchain go1.26.6
+toolchain go1.27.0
 
 require (
 	github.com/Jille/grpc-multi-resolver v1.3.0