diff --git a/cas/cas-server/src/main/resources/application.properties b/cas/cas-server/src/main/resources/application.properties
index e33485f7dba1d2a1591830706dd8f31566aadb80..2e68c5b1f149d2a54ee8f8512aebefd21537610c 100644
--- a/cas/cas-server/src/main/resources/application.properties
+++ b/cas/cas-server/src/main/resources/application.properties
@@ -122,7 +122,7 @@ spring.cloud.discovery.client.composite-indicator.enabled=false
 server.servlet.session.timeout=PT14400S
 server.servlet.session.cookie.http-only=true
 server.servlet.session.tracking-modes=COOKIE
-cas.ticket.tgt.timeout.maxTimeToLiveInSeconds=14400
+cas.ticket.tgt.hardTimeout.timeToKillInSeconds=14400
 
 ##
 # CAS Thymeleaf View Configuration