diff --git a/source/build.gradle b/source/build.gradle
index 14ae4f44a..0e95d8148 100644
--- a/source/build.gradle
+++ b/source/build.gradle
@@ -438,7 +438,7 @@ subprojects {
         entry 'log4j-api'
         entry 'log4j-to-slf4j'
       }
-      dependencySet(group: 'org.apache.tomcat.embed', version: '10.1.42') {
+      dependencySet(group: 'org.apache.tomcat.embed', version: '10.1.55') {
         entry 'tomcat-embed-core'
         entry('tomcat-embed-jasper') {
           exclude 'org.eclipse.jdt.core.compiler:ecj'