diff --git a/testcode/pom.xml b/testcode/pom.xml
index a7701cc7c..380ef5d4a 100644
--- a/testcode/pom.xml
+++ b/testcode/pom.xml
@@ -52,7 +52,7 @@
         <dependency>
             <groupId>org.postgresql</groupId>
             <artifactId>postgresql</artifactId>
-            <version>42.2.1</version>
+            <version>42.4.1</version>
             <scope>compile</scope>
         </dependency>