diff --git a/eXperDB-Proxy-Agent/pom.xml b/eXperDB-Proxy-Agent/pom.xml
index 740bc7ceb..40e674a6a 100644
--- a/eXperDB-Proxy-Agent/pom.xml
+++ b/eXperDB-Proxy-Agent/pom.xml
@@ -12,7 +12,7 @@
 
 	<properties>
 		<project.build.sourceEncoding>UTF-8</project.build.sourceEncoding>
-		<spring-framework.version>5.2.13.RELEASE</spring-framework.version>
+		<spring-framework.version>5.2.21.RELEASE</spring-framework.version>
 	    <slf4j.version>1.7.32</slf4j.version>
 		<log4j.version>2.17.1</log4j.version>
 		<spring-security.version>5.2.8.RELEASE</spring-security.version>