diff --git a/boot-togglz-sample/docker/docker-compose.yml b/boot-togglz-sample/docker/docker-compose.yml
index 4e341403f..85c4deb6c 100644
--- a/boot-togglz-sample/docker/docker-compose.yml
+++ b/boot-togglz-sample/docker/docker-compose.yml
@@ -2,7 +2,7 @@ version: '3.8'
 services:
 
   mysqldb:
-    image: mysql:8.3
+    image: mysql:8.4
     environment:
       - MYSQL_DATABASE=appdb
       - MYSQL_USER=appuser
diff --git a/docker-compose.yml b/docker-compose.yml
index ac4df1da5..b03e85a9b 100644
--- a/docker-compose.yml
+++ b/docker-compose.yml
@@ -12,7 +12,7 @@ services:
       - SA_PASSWORD=password
 
   mysql:
-    image: mysql:8.3
+    image: mysql:8.4
     ports:
       - "3306:3306"
     volumes:
diff --git a/jpa/boot-data-multipledatasources/docker-compose.yml b/jpa/boot-data-multipledatasources/docker-compose.yml
index 21bfd0820..cf54c1a0d 100644
--- a/jpa/boot-data-multipledatasources/docker-compose.yml
+++ b/jpa/boot-data-multipledatasources/docker-compose.yml
@@ -22,7 +22,7 @@ services:
       - PGADMIN_DEFAULT_PASSWORD=admin
 
   mysql:
-    image: mysql:8.3
+    image: mysql:8.4
     ports:
       # <Port exposed> : < MySQL Port running inside container>
       - "3306:3306"