diff --git a/pom.xml b/pom.xml
index 02d6aa2..f9d1f9e 100644
--- a/pom.xml
+++ b/pom.xml
@@ -137,7 +137,7 @@
         <dependency>
             <groupId>org.apache.tomcat.embed</groupId>
             <artifactId>tomcat-embed-websocket</artifactId>
-            <version>9.0.65</version>
+            <version>9.0.81</version>
         </dependency>
         <!--        <dependency>-->
         <!--            <groupId>org.junit.platform</groupId>-->