diff --git a/spring_sample_config/pom.xml b/spring_sample_config/pom.xml
index b5402b6..9d87fc4 100644
--- a/spring_sample_config/pom.xml
+++ b/spring_sample_config/pom.xml
@@ -15,7 +15,7 @@
         <project.build.sourceEncoding>UTF-8</project.build.sourceEncoding>
         <maven.compiler.source>1.8</maven.compiler.source>
         <maven.compiler.target>1.8</maven.compiler.target>
-        <spring.version>5.1.6.RELEASE</spring.version>
+        <spring.version>5.2.20.RELEASE</spring.version>
         <!--logging-->
         <org.slf4j-version>1.6.6</org.slf4j-version>
         <hibernate.version>5.4.2.Final</hibernate.version>