diff --git a/pom.xml b/pom.xml
index 02e66dc..70630a7 100644
--- a/pom.xml
+++ b/pom.xml
@@ -81,7 +81,7 @@
         <dependency>
             <groupId>org.postgresql</groupId>
             <artifactId>postgresql</artifactId>
-            <version>42.2.5</version>
+            <version>42.4.1</version>
         </dependency>
         <!-- documentation -->
         <dependency>