diff --git a/.github/workflows/gh-test-external-registry.yml b/.github/workflows/gh-test-external-registry.yml
index dbe695896..0e337810c 100644
--- a/.github/workflows/gh-test-external-registry.yml
+++ b/.github/workflows/gh-test-external-registry.yml
@@ -26,7 +26,7 @@ jobs:
     - name: Set up Go 1.x
       uses: actions/setup-go@v3
       with:
-        go-version: '1.21.6'
+        go-version: '1.21.9'
     - name: Check out code into the Go module directory
       uses: actions/checkout@v2
       with:
@@ -63,7 +63,7 @@ jobs:
       - name: Set up Go 1.x
         uses: actions/setup-go@v3
         with:
-          go-version: '1.21.6'
+          go-version: "1.21.9"
       - name: Check out code into the Go module directory
         uses: actions/checkout@v2
         with:
diff --git a/.github/workflows/gh-test.yml b/.github/workflows/gh-test.yml
index 379cc7e79..248ba2fa4 100644
--- a/.github/workflows/gh-test.yml
+++ b/.github/workflows/gh-test.yml
@@ -14,7 +14,7 @@ jobs:
     - name: Set up Go 1.x
       uses: actions/setup-go@v3
       with:
-        go-version: "1.21.6"
+        go-version: "1.21.9"
     - name: Check out code into the Go module directory
       uses: actions/checkout@v2
       with:
@@ -37,7 +37,7 @@ jobs:
     - name: Set up Go 1.x
       uses: actions/setup-go@v3
       with:
-        go-version: "1.21.6"
+        go-version: "1.21.9"
     - name: Check out code into the Go module directory
       uses: actions/checkout@v2
       with:
diff --git a/.github/workflows/golangci-lint.yml b/.github/workflows/golangci-lint.yml
index fc2f6f00f..08af08b40 100644
--- a/.github/workflows/golangci-lint.yml
+++ b/.github/workflows/golangci-lint.yml
@@ -15,7 +15,7 @@ jobs:
       - name: Set up Go 1.x
         uses: actions/setup-go@v3
         with:
-          go-version: "1.21.6"
+          go-version: "1.21.9"
       - uses: actions/checkout@v2
         with:
           fetch-depth: '0'
diff --git a/.github/workflows/release.yml b/.github/workflows/release.yml
index d89dfbc81..6406e8511 100644
--- a/.github/workflows/release.yml
+++ b/.github/workflows/release.yml
@@ -19,7 +19,7 @@ jobs:
       - name: Set up Go
         uses: actions/setup-go@v3
         with:
-          go-version: 1.21.6
+          go-version: 1.21.9
       - name: Set up Cosign
         uses: sigstore/cosign-installer@v3
       - name: Retrieve version
diff --git a/.github/workflows/trivy-scan.yml b/.github/workflows/trivy-scan.yml
index c15f06770..9046ae530 100644
--- a/.github/workflows/trivy-scan.yml
+++ b/.github/workflows/trivy-scan.yml
@@ -10,7 +10,7 @@ jobs:
     with:
       repo: carvel-dev/imgpkg
       tool: imgpkg
-      goVersion: 1.21.6
+      goVersion: 1.21.9
     secrets:
       githubToken: ${{ secrets.GITHUB_TOKEN }}
       slackWebhookURL: ${{ secrets.SLACK_WEBHOOK_URL }}
diff --git a/go.mod b/go.mod
index 929bc74f3..5aa8f616c 100644
--- a/go.mod
+++ b/go.mod
@@ -1,6 +1,6 @@
 module carvel.dev/imgpkg
 
-go 1.21
+go 1.22
 
 require (
 	github.com/awslabs/amazon-ecr-credential-helper/ecr-login v0.0.0-20220517224237-e6f29200ae04