diff --git a/standalone/gradle.properties b/standalone/gradle.properties
index a394b9c..9f88183 100644
--- a/standalone/gradle.properties
+++ b/standalone/gradle.properties
@@ -10,7 +10,7 @@ gradlePluginsVersion=1.41.0
 labkeyClientApiVersion=5.2.0
 
 # used by the LabKey Jsp Gradle plugin for declaring dependencies
-apacheTomcatVersion=9.0.75
+apacheTomcatVersion=9.0.80
 servletApiVersion=4.0.1
 
 # Example external dependency used in build file