diff --git a/system/authentication/pom.xml b/system/authentication/pom.xml
index 6c63366..7899de9 100644
--- a/system/authentication/pom.xml
+++ b/system/authentication/pom.xml
@@ -53,7 +53,7 @@
         <dependency>
             <groupId>org.postgresql</groupId>
             <artifactId>postgresql</artifactId>
-            <version>42.4.1</version>
+            <version>42.4.3</version>
         </dependency>
 
         <dependency>