diff --git a/pom.xml b/pom.xml
index 0b735535..921de217 100644
--- a/pom.xml
+++ b/pom.xml
@@ -206,7 +206,7 @@
         <spring-security.version>5.5.1</spring-security.version>
         <spring-session-data-redis.version>2.5.0</spring-session-data-redis.version>
         <spring-session.version>1.3.5.RELEASE</spring-session.version>
-        <spring.version>5.3.6</spring.version>
+        <spring.version>5.3.20</spring.version>
         <xmlbeans.version>2.4.0</xmlbeans.version>
         <zip4j.version>1.3.2</zip4j.version>