diff --git a/Plan/build.gradle b/Plan/build.gradle
index aa3a3d6df..6de6926be 100644
--- a/Plan/build.gradle
+++ b/Plan/build.gradle
@@ -89,7 +89,7 @@ subprojects {
     ext.caffeineVersion = "2.8.0"
     ext.h2Version = "1.4.199"
     ext.mysqlVersion = "8.0.18"
-    ext.hikariVersion = "3.4.1"
+    ext.hikariVersion = "3.4.2"
     ext.slf4jVersion = "1.7.30"
     ext.geoIpVersion = "2.13.0"
     ext.gsonVersion = "2.8.6"