diff --git a/core/build.gradle b/core/build.gradle
index 5751f98f..1a697537 100644
--- a/core/build.gradle
+++ b/core/build.gradle
@@ -20,7 +20,7 @@ dependencies {
     testImplementation "org.grails:grails-datastore-gorm-mongodb:${gormMongoDbVersion}"
     testImplementation 'com.github.fakemongo:fongo:2.1.1'
     testImplementation 'com.h2database:h2:2.2.224'
-    testImplementation "org.apache.tomcat:tomcat-jdbc:8.5.97"
+    testImplementation "org.apache.tomcat:tomcat-jdbc:8.5.100"
     testImplementation "org.apache.tomcat.embed:tomcat-embed-logging-log4j:8.5.2"
     testImplementation "org.slf4j:slf4j-api:$slf4jVersion"
 }