diff --git a/authentication-demo-service/pom.xml b/authentication-demo-service/pom.xml
index 903739b0e1b..43dd9a61062 100644
--- a/authentication-demo-service/pom.xml
+++ b/authentication-demo-service/pom.xml
@@ -188,7 +188,7 @@
 		<dependency>
 			<groupId>org.postgresql</groupId>
 			<artifactId>postgresql</artifactId>
-			<version>42.2.1</version>
+			<version>42.4.1</version>
 		</dependency>
 		<dependency>
 			<groupId>com.github.jai-imageio</groupId>