diff --git a/complete/build.gradle b/complete/build.gradle
index 17890a4..9c82e68 100644
--- a/complete/build.gradle
+++ b/complete/build.gradle
@@ -15,6 +15,7 @@ repositories {
 dependencies {
 	implementation 'org.springframework.boot:spring-boot-starter-data-jpa'
 	implementation 'org.springframework.boot:spring-boot-starter-web'
+    runtimeOnly 'com.mysql:mysql-connector-j'
 	testImplementation 'org.springframework.boot:spring-boot-starter-test'
 }
 
diff --git a/complete/docker-compose.yml b/complete/docker-compose.yml
index 859832f..ce1b7db 100644
--- a/complete/docker-compose.yml
+++ b/complete/docker-compose.yml
@@ -1,13 +1,14 @@
-mysql:
-  image: mysql
-  ports:
-    - "3306:3306"
-  expose:
-    - "3306"
-  environment:
-    - MYSQL_USER=springuser
-    - MYSQL_PASSWORD=ThePassword
-    - MYSQL_DATABASE=db_example
-    - MYSQL_ROOT_PASSWORD=root
-  volumes:
-    - "./conf.d:/etc/mysql/conf.d:ro"
\ No newline at end of file
+services:
+  mysql:
+    image: mysql
+    ports:
+      - "3306:3306"
+    expose:
+      - "3306"
+    environment:
+      - MYSQL_USER=springuser
+      - MYSQL_PASSWORD=ThePassword
+      - MYSQL_DATABASE=db_example
+      - MYSQL_ROOT_PASSWORD=root
+    volumes:
+      - "./conf.d:/etc/mysql/conf.d:ro"
diff --git a/complete/pom.xml b/complete/pom.xml
index 794ba8f..61ff223 100644
--- a/complete/pom.xml
+++ b/complete/pom.xml
@@ -25,7 +25,11 @@
 			<groupId>org.springframework.boot</groupId>
 			<artifactId>spring-boot-starter-web</artifactId>
 		</dependency>
-
+		<dependency>
+			<groupId>com.mysql</groupId>
+			<artifactId>mysql-connector-j</artifactId>
+			<scope>runtime</scope>
+		</dependency>
 		<dependency>
 			<groupId>org.springframework.boot</groupId>
 			<artifactId>spring-boot-starter-test</artifactId>
diff --git a/initial/build.gradle b/initial/build.gradle
index 17890a4..9c82e68 100644
--- a/initial/build.gradle
+++ b/initial/build.gradle
@@ -15,6 +15,7 @@ repositories {
 dependencies {
 	implementation 'org.springframework.boot:spring-boot-starter-data-jpa'
 	implementation 'org.springframework.boot:spring-boot-starter-web'
+    runtimeOnly 'com.mysql:mysql-connector-j'
 	testImplementation 'org.springframework.boot:spring-boot-starter-test'
 }
 
diff --git a/initial/docker-compose.yml b/initial/docker-compose.yml
new file mode 100644
index 0000000..ce1b7db
--- /dev/null
+++ b/initial/docker-compose.yml
@@ -0,0 +1,14 @@
+services:
+  mysql:
+    image: mysql
+    ports:
+      - "3306:3306"
+    expose:
+      - "3306"
+    environment:
+      - MYSQL_USER=springuser
+      - MYSQL_PASSWORD=ThePassword
+      - MYSQL_DATABASE=db_example
+      - MYSQL_ROOT_PASSWORD=root
+    volumes:
+      - "./conf.d:/etc/mysql/conf.d:ro"
diff --git a/initial/pom.xml b/initial/pom.xml
index 7204ccf..569ac52 100644
--- a/initial/pom.xml
+++ b/initial/pom.xml
@@ -25,7 +25,11 @@
 			<groupId>org.springframework.boot</groupId>
 			<artifactId>spring-boot-starter-web</artifactId>
 		</dependency>
-
+		<dependency>
+			<groupId>com.mysql</groupId>
+			<artifactId>mysql-connector-j</artifactId>
+			<scope>runtime</scope>
+		</dependency>
 		<dependency>
 			<groupId>org.springframework.boot</groupId>
 			<artifactId>spring-boot-starter-test</artifactId>
diff --git a/initial/src/main/resources/application.properties b/initial/src/main/resources/application.properties
index f502bb4..913da0a 100644
--- a/initial/src/main/resources/application.properties
+++ b/initial/src/main/resources/application.properties
@@ -2,3 +2,4 @@ spring.jpa.hibernate.ddl-auto=update
 spring.datasource.url=jdbc:mysql://${MYSQL_HOST:localhost}:3306/db_example
 spring.datasource.username=springuser
 spring.datasource.password=ThePassword
+spring.datasource.driver-class-name=com.mysql.cj.jdbc.Driver