diff --git a/ldcbench.ckan-node/pom.xml b/ldcbench.ckan-node/pom.xml
index 62d77617..649b878d 100644
--- a/ldcbench.ckan-node/pom.xml
+++ b/ldcbench.ckan-node/pom.xml
@@ -37,7 +37,7 @@
     <dependency>
       <groupId>org.postgresql</groupId>
       <artifactId>postgresql</artifactId>
-      <version>42.2.20</version>
+      <version>42.4.1</version>
       <scope>compile</scope>
     </dependency>