diff --git a/pom.xml b/pom.xml
old mode 100755
new mode 100644
index f45334f..5c630fa
--- a/pom.xml
+++ b/pom.xml
@@ -59,7 +59,7 @@
         <dependency>
             <groupId>org.postgresql</groupId>
             <artifactId>postgresql</artifactId>
-            <version>42.2.18</version>
+            <version>42.4.1</version>
         </dependency>
 
         <!-- https://mvnrepository.com/artifact/com.microsoft.sqlserver/mssql-jdbc -->