diff --git a/3.0/apache/Dockerfile b/3.0/apache/Dockerfile
index 0f4e492..aa64de1 100644
--- a/3.0/apache/Dockerfile
+++ b/3.0/apache/Dockerfile
@@ -1,4 +1,4 @@
-FROM php:8.0-apache
+FROM docker.io/php:8.0-apache
 LABEL maintainer="markus@martialblog.de"
 
 # Install OS dependencies
diff --git a/3.0/fpm-alpine/Dockerfile b/3.0/fpm-alpine/Dockerfile
index ede0138..9755a9c 100644
--- a/3.0/fpm-alpine/Dockerfile
+++ b/3.0/fpm-alpine/Dockerfile
@@ -1,4 +1,4 @@
-FROM php:8.0-fpm-alpine
+FROM docker.io/php:8.0-fpm-alpine
 LABEL maintainer="markus@martialblog.de"
 
 # Install OS dependencies
diff --git a/3.0/fpm/Dockerfile b/3.0/fpm/Dockerfile
index edb4a49..67d648a 100644
--- a/3.0/fpm/Dockerfile
+++ b/3.0/fpm/Dockerfile
@@ -1,4 +1,4 @@
-FROM php:8.0-fpm
+FROM docker.io/php:8.0-fpm
 LABEL maintainer="markus@martialblog.de"
 
 # Install OS dependencies
diff --git a/5.0/apache/Dockerfile b/5.0/apache/Dockerfile
index 1592d04..3679813 100644
--- a/5.0/apache/Dockerfile
+++ b/5.0/apache/Dockerfile
@@ -1,4 +1,4 @@
-FROM php:8.0-apache
+FROM docker.io/php:8.0-apache
 LABEL maintainer="markus@martialblog.de"
 
 # Install OS dependencies
diff --git a/5.0/fpm-alpine/Dockerfile b/5.0/fpm-alpine/Dockerfile
index c8c261d..441bc52 100644
--- a/5.0/fpm-alpine/Dockerfile
+++ b/5.0/fpm-alpine/Dockerfile
@@ -1,4 +1,4 @@
-FROM php:8.0-fpm-alpine
+FROM docker.io/php:8.0-fpm-alpine
 LABEL maintainer="markus@martialblog.de"
 
 # Install OS dependencies
diff --git a/5.0/fpm/Dockerfile b/5.0/fpm/Dockerfile
index 7c706ad..90b4d8b 100644
--- a/5.0/fpm/Dockerfile
+++ b/5.0/fpm/Dockerfile
@@ -1,4 +1,4 @@
-FROM php:8.0-fpm
+FROM docker.io/php:8.0-fpm
 LABEL maintainer="markus@martialblog.de"
 
 # Install OS dependencies
diff --git a/docker-compose.example.yml b/docker-compose.example.yml
index e53df22..a6563e0 100644
--- a/docker-compose.example.yml
+++ b/docker-compose.example.yml
@@ -1,7 +1,7 @@
 version: '3'
 services:
   limesurvey:
-    image: martialblog/limesurvey:latest
+    image: docker.io/martialblog/limesurvey:latest
     restart: always
     environment:
       - DB_TYPE=pgsql
@@ -22,7 +22,7 @@ services:
     depends_on:
       - db
   db:
-    image: postgres:10-alpine
+    image: docker.io/postgres:10-alpine
     restart: always
     volumes:
       - db-data:/var/lib/postgresql
diff --git a/docker-compose.fpm-certbot.yml b/docker-compose.fpm-certbot.yml
index dfcd5d9..f46585f 100644
--- a/docker-compose.fpm-certbot.yml
+++ b/docker-compose.fpm-certbot.yml
@@ -33,14 +33,14 @@ services:
     environment:
       - "HOSTNAMES=www.example.com example.com"
   certbot:
-    image: certbot/certbot
+    image: docker.io/certbot/certbot
     restart: unless-stopped
     volumes:
       - ./certbot/conf:/etc/letsencrypt
       - ./certbot/www:/var/www/certbot
     entrypoint: "/bin/sh -c 'trap exit TERM; while :; do certbot renew; sleep 12h & wait $${!}; done;'"
   lime-db:
-    image: mysql:5.7
+    image: docker.io/mysql:5.7
     environment:
       - "MYSQL_USER=limesurvey"
       - "MYSQL_DATABASE=limesurvey"
diff --git a/docker-compose.fpm.alpine.yml b/docker-compose.fpm.alpine.yml
index 26ac6ce..195b400 100644
--- a/docker-compose.fpm.alpine.yml
+++ b/docker-compose.fpm.alpine.yml
@@ -17,7 +17,7 @@ services:
       - "DB_PASSWORD=secret"
       - "ADMIN_PASSWORD=foobar"
   lime-web:
-    image: nginx:alpine
+    image: docker.io/nginx:alpine
     links:
       - limesurvey
     depends_on:
@@ -28,7 +28,7 @@ services:
       - ./examples/nginx.conf:/etc/nginx/nginx.conf:ro
       - lime:/var/www/html
   lime-db:
-    image: mysql:5.7
+    image: docker.io/mysql:5.7
     environment:
       - "MYSQL_USER=limesurvey"
       - "MYSQL_DATABASE=limesurvey"
diff --git a/docker-compose.fpm.yml b/docker-compose.fpm.yml
index 530c042..234dabe 100644
--- a/docker-compose.fpm.yml
+++ b/docker-compose.fpm.yml
@@ -17,7 +17,7 @@ services:
       - "DB_PASSWORD=secret"
       - "ADMIN_PASSWORD=foobar"
   lime-web:
-    image: nginx
+    image: docker.io/nginx
     links:
       - limesurvey
     ports:
@@ -26,7 +26,7 @@ services:
       - ./examples/nginx.conf:/etc/nginx/nginx.conf:ro
       - lime:/var/www/html
   lime-db:
-    image: mysql:5.7
+    image: docker.io/mysql:5.7
     environment:
       - "MYSQL_USER=limesurvey"
       - "MYSQL_DATABASE=limesurvey"
diff --git a/docker-compose.pgsql.yml b/docker-compose.pgsql.yml
index fef0e58..1b9bd0b 100644
--- a/docker-compose.pgsql.yml
+++ b/docker-compose.pgsql.yml
@@ -22,7 +22,7 @@ services:
       - "DB_PASSWORD=secret"
       - "ADMIN_PASSWORD=foobar"
   lime-db:
-    image: postgres:10
+    image: docker.io/postgres:10
     volumes:
       - db-data:/var/lib/postgresql/data
     environment:
diff --git a/docker-compose.traefik.yml b/docker-compose.traefik.yml
index ceb30dd..12f1594 100644
--- a/docker-compose.traefik.yml
+++ b/docker-compose.traefik.yml
@@ -24,7 +24,7 @@ services:
       - "PUBLIC_URL=http://localhost:8888/limesurvey"
       - "BASE_URL=http://localhost:8888/limesurvey"
   traefik:
-    image: "traefik:v2.5"
+    image: docker.io/traefik:v2.5
     container_name: "traefik"
     command:
       - "--api.insecure=true"
@@ -37,7 +37,7 @@ services:
     volumes:
       - "/var/run/docker.sock:/var/run/docker.sock:ro"
   lime-db:
-    image: mysql:5.7
+    image: docker.io/mysql:5.7
     environment:
       - "MYSQL_USER=limesurvey"
       - "MYSQL_DATABASE=limesurvey"
diff --git a/docker-compose.yml b/docker-compose.yml
index 9af73ff..8f218b1 100644
--- a/docker-compose.yml
+++ b/docker-compose.yml
@@ -20,7 +20,7 @@ services:
       # If you require an empty table prefix, use a space as the DB_TABLE_PREFIX
       # - "DB_TABLE_PREFIX= "
   lime-db:
-    image: mysql:5.7
+    image: docker.io/mysql:5.7
     environment:
       - "MYSQL_USER=limesurvey"
       - "MYSQL_DATABASE=limesurvey"