diff --git a/pom.xml b/pom.xml
old mode 100755
new mode 100644
index c189927..7728a1e
--- a/pom.xml
+++ b/pom.xml
@@ -75,7 +75,7 @@
 			<dependency>
 				<groupId>org.postgresql</groupId>
 				<artifactId>postgresql</artifactId>
-				<version>9.3-1102-jdbc41</version>
+				<version>42.2.25</version>
 			</dependency>
 			<!-- junit -->
 			<dependency>