diff --git a/gradle.properties b/gradle.properties
index 4fad3ee..0152cdd 100644
--- a/gradle.properties
+++ b/gradle.properties
@@ -2,7 +2,7 @@ appName=karuta
 
 psiProbeVersion=3.7.3
 
-tomcatVersion=9.0.96
+tomcatVersion=9.0.97
 
 waroverlayPluginVersion=0.9.3