diff --git a/.github/workflows/mac.yaml b/.github/workflows/mac.yaml
index d17125b9d7c86..ccb21ebaab5af 100644
--- a/.github/workflows/mac.yaml
+++ b/.github/workflows/mac.yaml
@@ -56,7 +56,7 @@ jobs:
       - name: Setup Go environment
         uses: actions/setup-go@v2.2.0
         with:
-          go-version: '~1.20.7'
+          go-version: '~1.21.10'
       - name: Mac Cache Go Mod Volumes
         uses: actions/cache@v3
         with:
diff --git a/client/.golangci.yml b/client/.golangci.yml
index 5c90b6d694fc3..8b90a9f55a473 100644
--- a/client/.golangci.yml
+++ b/client/.golangci.yml
@@ -1,5 +1,5 @@
 run:
-  go: "1.20"
+  go: "1.21"
   skip-dirs:
     - build
     - configs
diff --git a/client/go.mod b/client/go.mod
index 79dce6b878164..af0f2721f0df9 100644
--- a/client/go.mod
+++ b/client/go.mod
@@ -1,6 +1,6 @@
 module github.com/milvus-io/milvus/client/v2
 
-go 1.20
+go 1.21
 
 require (
 	github.com/blang/semver/v4 v4.0.0
diff --git a/pkg/go.mod b/pkg/go.mod
index 1096ab575a204..8dc08d622c50f 100644
--- a/pkg/go.mod
+++ b/pkg/go.mod
@@ -1,6 +1,6 @@
 module github.com/milvus-io/milvus/pkg
 
-go 1.20
+go 1.21
 
 require (
 	github.com/apache/pulsar-client-go v0.6.1-0.20210728062540-29414db801a7