diff --git a/ddd/pom.xml b/ddd/pom.xml
index b0f6a2e..38b07d2 100644
--- a/ddd/pom.xml
+++ b/ddd/pom.xml
@@ -13,7 +13,7 @@
 
     <properties>
         <maven.compiler.source>8</maven.compiler.source>
-        <spring_version>4.3.21.RELEASE</spring_version>
+        <spring_version>5.3.19</spring_version>
     </properties>
 
     <dependencies>