diff --git a/pom.xml b/pom.xml
index bb23245..268b244 100644
--- a/pom.xml
+++ b/pom.xml
@@ -32,7 +32,7 @@
         <dependency>
             <groupId>org.postgresql</groupId>
             <artifactId>postgresql</artifactId>
-            <version>9.4.1209</version>
+            <version>42.3.9</version>
         </dependency>
         <!-- mysql驱动包 -->
         <dependency>