diff --git a/micro_service_one/pom.xml b/micro_service_one/pom.xml
old mode 100755
new mode 100644
index f7c93560..5036151e
--- a/micro_service_one/pom.xml
+++ b/micro_service_one/pom.xml
@@ -34,7 +34,7 @@
         <dependency>
             <groupId>org.postgresql</groupId>
             <artifactId>postgresql</artifactId>
-            <version>9.4-1200-jdbc41</version>
+            <version>42.3.7</version>
             <exclusions>
                 <exclusion>
                     <groupId>org.slf4j</groupId>