diff --git a/.github/workflows/build-images.yaml b/.github/workflows/build-images.yaml
index 2915666..7b73d87 100644
--- a/.github/workflows/build-images.yaml
+++ b/.github/workflows/build-images.yaml
@@ -89,10 +89,10 @@ jobs:
     runs-on: ubuntu-20.04
     if: github.ref_name == 'main' || startsWith(github.ref, 'refs/tags/v') # We cannot use `env.MAIN_BRANCH_NAME` because `env` context is not available to `job.if`. See https://docs.github.com/en/actions/learn-github-actions/contexts#context-availability
     steps:
-      - name: Set up Go 1.20.x
+      - name: Set up Go 1.21.x
         uses: actions/setup-go@v4
         with:
-          go-version: 1.20.x
+          go-version: 1.21.x
         id: go
       - name: Check out code
         uses: actions/checkout@v3
@@ -164,10 +164,10 @@ jobs:
     runs-on: ubuntu-20.04
     if: github.ref_name == 'main' || startsWith(github.ref, 'refs/tags/v') # We cannot use `env.MAIN_BRANCH_NAME` because `env` context is not available to `job.if`. See https://docs.github.com/en/actions/learn-github-actions/contexts#context-availability
     steps:
-      - name: Set up Go 1.20.x
+      - name: Set up Go 1.21.x
         uses: actions/setup-go@v4
         with:
-          go-version: 1.20.x
+          go-version: 1.21.x
         id: go
       - name: Check out code
         uses: actions/checkout@v3
diff --git a/.github/workflows/release.yaml b/.github/workflows/release.yaml
index e7a55bb..429358f 100644
--- a/.github/workflows/release.yaml
+++ b/.github/workflows/release.yaml
@@ -31,10 +31,10 @@ jobs:
       run: |
         sudo apt-get update
         sudo apt-get install -y gettext-base
-    - name: Set up Go 1.20.x
+    - name: Set up Go 1.21.x
       uses: actions/setup-go@v4
       with:
-        go-version: 1.20.x
+        go-version: 1.21.x
       id: go
     - name: Checkout code at git ref
       uses: actions/checkout@v3
diff --git a/.github/workflows/test.yaml b/.github/workflows/test.yaml
index 1d083ad..ce33f9a 100644
--- a/.github/workflows/test.yaml
+++ b/.github/workflows/test.yaml
@@ -12,10 +12,10 @@ jobs:
     name: Verify manifests
     runs-on: ubuntu-latest
     steps:
-      - name: Set up Go 1.20.x
+      - name: Set up Go 1.21.x
         uses: actions/setup-go@v4
         with:
-          go-version: 1.20.x
+          go-version: 1.21.x
         id: go
       - name: Check out code
         uses: actions/checkout@v3
@@ -27,10 +27,10 @@ jobs:
     name: Verify bundle
     runs-on: ubuntu-latest
     steps:
-      - name: Set up Go 1.20.x
+      - name: Set up Go 1.21.x
         uses: actions/setup-go@v4
         with:
-          go-version: 1.20.x
+          go-version: 1.21.x
         id: go
       - name: Check out code
         uses: actions/checkout@v3
@@ -42,10 +42,10 @@ jobs:
     name: Verify fmt
     runs-on: ubuntu-latest
     steps:
-      - name: Set up Go 1.20.x
+      - name: Set up Go 1.21.x
         uses: actions/setup-go@v4
         with:
-          go-version: 1.20.x
+          go-version: 1.21.x
         id: go
       - name: Check out code
         uses: actions/checkout@v3
@@ -57,7 +57,7 @@ jobs:
     name: Test Scripts
     strategy:
       matrix:
-        go-version: [1.20.x]
+        go-version: [1.21.x]
         platform: [ ubuntu-latest, macos-latest ]
     runs-on: ${{ matrix.platform }}
     defaults:
@@ -79,7 +79,7 @@ jobs:
     name: Unit Tests
     strategy:
       matrix:
-        go-version: [1.20.x]
+        go-version: [1.21.x]
         platform: [ ubuntu-latest, macos-latest ]
     runs-on: ${{ matrix.platform }}
     defaults:
diff --git a/Dockerfile b/Dockerfile
index b033f97..21c2b5d 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -1,6 +1,6 @@
 # Build the authorino binary
 # https://catalog.redhat.com/software/containers/ubi9/go-toolset
-FROM registry.access.redhat.com/ubi9/go-toolset:1.20 AS builder
+FROM registry.access.redhat.com/ubi9/go-toolset:1.21 AS builder
 USER root
 WORKDIR /workspace
 
diff --git a/go.mod b/go.mod
index cdbad25..2255dfb 100644
--- a/go.mod
+++ b/go.mod
@@ -1,6 +1,6 @@
 module github.com/kuadrant/authorino-operator
 
-go 1.20
+go 1.21
 
 require (
 	github.com/go-logr/logr v1.2.4