diff --git a/.drone.yml b/.drone.yml
index 61c0723c..67541434 100644
--- a/.drone.yml
+++ b/.drone.yml
@@ -83,7 +83,7 @@ services:
 
 steps:
   - name: start
-    image: "golang:1.19"
+    image: "golang:1.20"
     pull: if-not-exists
     commands:
       - sleep 20
@@ -156,7 +156,7 @@ steps:
       - start
 
   - name: tests
-    image: "golang:1.19"
+    image: "golang:1.20"
     pull: if-not-exists
     environment:
       GO111MODULE: on
@@ -175,7 +175,7 @@ steps:
 
 
   - name: mixins
-    image: golang:1.19
+    image: golang:1.20
     pull: if-not-exists
     commands:
       - make mixin
@@ -188,7 +188,7 @@ steps:
 
 
   - name: coverage-codecov
-    image: golang:1.19
+    image: golang:1.20
     pull: if-not-exists
     environment:
       CODECOV_TOKEN:
@@ -206,7 +206,7 @@ steps:
 
 
   - name: coverage-coveralls
-    image: "golang:1.19"
+    image: "golang:1.20"
     pull: if-not-exists
     environment:
       GO111MODULE: on
@@ -224,7 +224,7 @@ steps:
       - tests
 
   - name: build-some-amd64-binaries
-    image: "golang:1.19"
+    image: "golang:1.20"
     pull: if-not-exists
     environment:
       GO111MODULE: on
@@ -241,7 +241,7 @@ steps:
 
 
   - name: build-all-binaries
-    image: "golang:1.19"
+    image: "golang:1.20"
     pull: if-not-exists
     environment:
       GO111MODULE: on
@@ -606,7 +606,7 @@ steps:
 
 
   - name: release-github-binaries
-    image: "golang:1.19"
+    image: "golang:1.20"
     pull: if-not-exists
     environment:
       GITHUB_TOKEN:
diff --git a/contrib/docker-compose-for-tests.yml b/contrib/docker-compose-for-tests.yml
index d0f1b9d8..ebc2d4fd 100644
--- a/contrib/docker-compose-for-tests.yml
+++ b/contrib/docker-compose-for-tests.yml
@@ -67,7 +67,7 @@ services:
 
 
   tests:
-    image: golang:1.19
+    image: golang:1.20
     working_dir: /go/src/github.com/oliver006/redis_exporter
     volumes:
       - ..:/go/src/github.com/oliver006/redis_exporter
diff --git a/docker/Dockerfile b/docker/Dockerfile
index 508a800c..0817e351 100644
--- a/docker/Dockerfile
+++ b/docker/Dockerfile
@@ -2,7 +2,7 @@ ARG GOARCH
 #
 # build container
 #
-FROM --platform=linux/amd64 golang:1.19-alpine as builder
+FROM --platform=linux/amd64 golang:1.20-alpine as builder
 WORKDIR /go/src/github.com/oliver006/redis_exporter/
 
 ADD . /go/src/github.com/oliver006/redis_exporter/