diff --git a/.github/workflows/pull_request.yaml b/.github/workflows/pull_request.yaml
index 261a75e..0c4a1af 100644
--- a/.github/workflows/pull_request.yaml
+++ b/.github/workflows/pull_request.yaml
@@ -7,7 +7,7 @@ on:
 
 env:
   DOCKER_FILE_PATH: Dockerfile
-  GOLANG_VERSION: 1.20
+  GOLANG_VERSION: 1.20.0
   KUBERNETES_VERSION: "1.18.0"
   KIND_VERSION: "0.10.0"
 
diff --git a/.github/workflows/push.yaml b/.github/workflows/push.yaml
index 19f901c..1e22ab4 100644
--- a/.github/workflows/push.yaml
+++ b/.github/workflows/push.yaml
@@ -7,7 +7,7 @@ on:
 
 env:
   DOCKER_FILE_PATH: Dockerfile
-  GOLANG_VERSION: 1.20
+  GOLANG_VERSION: 1.20.0
   KUBERNETES_VERSION: "1.18.0"
   KIND_VERSION: "0.10.0"
   HELM_REGISTRY_URL: "https://stakater.github.io/stakater-charts"
diff --git a/.github/workflows/release.yaml b/.github/workflows/release.yaml
index 76c0ee3..4b0c582 100644
--- a/.github/workflows/release.yaml
+++ b/.github/workflows/release.yaml
@@ -6,7 +6,7 @@ on:
       - "v*"
 
 env:
-  GOLANG_VERSION: 1.20
+  GOLANG_VERSION: 1.20.0
 
 jobs:
   build:
diff --git a/Dockerfile b/Dockerfile
index 69c9bde..4202a77 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -2,7 +2,7 @@ ARG BUILDER_IMAGE
 ARG BASE_IMAGE
 
 # Build the manager binary
-FROM --platform=${BUILDPLATFORM} ${BUILDER_IMAGE:-golang:1.20} as builder
+FROM --platform=${BUILDPLATFORM} ${BUILDER_IMAGE:-golang:1.20.0} as builder
 
 ARG TARGETOS
 ARG TARGETARCH