diff --git a/spring-boot-samples/spring-boot-sample-session-redis/src/main/resources/application.properties b/spring-boot-samples/spring-boot-sample-session-redis/src/main/resources/application.properties
index 3ccb651442..b67b2f6507 100644
--- a/spring-boot-samples/spring-boot-sample-session-redis/src/main/resources/application.properties
+++ b/spring-boot-samples/spring-boot-sample-session-redis/src/main/resources/application.properties
@@ -1 +1 @@
-server.session-timeout: 5
\ No newline at end of file
+server.session.timeout=5
\ No newline at end of file