diff --git a/ssm_quartz/pom.xml b/ssm_quartz/pom.xml
index c491ea7..dec3876 100644
--- a/ssm_quartz/pom.xml
+++ b/ssm_quartz/pom.xml
@@ -8,7 +8,7 @@
   <name>learn ssm_quart demo projet</name>
   <url>http://maven.apache.org</url>
   <properties>
-	<spring.version>4.0.5.RELEASE</spring.version>
+	<spring.version>5.2.7.RELEASE</spring.version>
 	<mybatis.version>3.2.1</mybatis.version>
 	<slf4j.version>1.6.6</slf4j.version>
 	<log4j.version>1.2.12</log4j.version>