diff --git a/webapp/cas-server-webapp-resources/src/main/resources/application.properties b/webapp/cas-server-webapp-resources/src/main/resources/application.properties
index b40aa4c56b07..0abb9c02a288 100644
--- a/webapp/cas-server-webapp-resources/src/main/resources/application.properties
+++ b/webapp/cas-server-webapp-resources/src/main/resources/application.properties
@@ -24,7 +24,8 @@ server.compression.enabled=true
 server.compression.mime-types=application/javascript,application/json,application/xml,text/html,text/xml,text/plain
 server.compression.min-response-size=2KB
 
-server.http2.enabled=true
+server.http2.enabled=false
+
 ##
 # CAS Web Application Embedded Tomcat Configuration
 #