diff --git a/example/build.gradle b/example/build.gradle
index 5f4118b..5d4e331 100644
--- a/example/build.gradle
+++ b/example/build.gradle
@@ -22,7 +22,7 @@
 }
 
 dependencies {
-    pluginLibsCompile 'org.apache.tomcat.embed:tomcat-embed-websocket:9.0.69'
+    pluginLibsCompile 'org.apache.tomcat.embed:tomcat-embed-websocket:9.0.74'
 }
 
 node {