diff --git a/mvc/web-customer-tracker/pom.xml b/mvc/web-customer-tracker/pom.xml
index 76f2ed5..2ecb19e 100644
--- a/mvc/web-customer-tracker/pom.xml
+++ b/mvc/web-customer-tracker/pom.xml
@@ -10,7 +10,7 @@
 
     <name>web-customer-tracker</name>
     <properties>
-        <spring.version>5.2.3.RELEASE</spring.version>
+        <spring.version>5.2.20.RELEASE</spring.version>
         <springsecurity.version>5.0.7.RELEASE</springsecurity.version>
         <java.version>1.8</java.version>
         <maven.compiler.source>${java.version}</maven.compiler.source>