diff --git a/build.gradle b/build.gradle
index 43f834b..ebadfad 100644
--- a/build.gradle
+++ b/build.gradle
@@ -22,6 +22,7 @@ dependencies {
 	implementation 'org.springframework.boot:spring-boot-starter-security'
 	implementation 'org.springframework.boot:spring-boot-starter-web'
 	implementation 'org.springframework.boot:spring-boot-starter-websocket'
+	implementation 'org.springframework.security:spring-security-messaging'
 	testImplementation 'org.springframework.boot:spring-boot-starter-test'
 	testImplementation 'org.springframework.security:spring-security-test'
 	testRuntimeOnly 'org.junit.platform:junit-platform-launcher'
diff --git a/src/main/java/com/example/demo/DemoApplication.java b/src/main/java/com/example/demo/DemoApplication.java
index 64b538a..3e7320f 100644
--- a/src/main/java/com/example/demo/DemoApplication.java
+++ b/src/main/java/com/example/demo/DemoApplication.java
@@ -2,7 +2,9 @@
 
 import org.springframework.boot.SpringApplication;
 import org.springframework.boot.autoconfigure.SpringBootApplication;
+import org.springframework.security.config.annotation.web.socket.EnableWebSocketSecurity;
 
+@EnableWebSocketSecurity
 @SpringBootApplication
 public class DemoApplication {