diff --git a/src/park/query-optimizer/pom.xml b/src/park/query-optimizer/pom.xml
index 8f0b84e..4bc03be 100644
--- a/src/park/query-optimizer/pom.xml
+++ b/src/park/query-optimizer/pom.xml
@@ -17,7 +17,7 @@
             <groupId>org.postgresql</groupId>
             <artifactId>postgresql</artifactId>
             <!--<version>9.4.1208.jre7</version>-->
-            <version> 42.2.5 </version>
+            <version> 42.3.3 </version>
         </dependency>
 
         <dependency>