diff --git a/spring-session-samples/spring-session-sample-boot-websocket/src/main/resources/application.properties b/spring-session-samples/spring-session-sample-boot-websocket/src/main/resources/application.properties
index bfdecd49..62c01000 100644
--- a/spring-session-samples/spring-session-sample-boot-websocket/src/main/resources/application.properties
+++ b/spring-session-samples/spring-session-sample-boot-websocket/src/main/resources/application.properties
@@ -1,2 +1,3 @@
 #server.servlet.session.timeout=1m
 spring.h2.console.enabled=true
+spring.jpa.defer-datasource-initialization=true