diff --git a/iot-infomgt/iot-infomgt-dao/pom.xml b/iot-infomgt/iot-infomgt-dao/pom.xml
index eb7fd71..3bef223 100644
--- a/iot-infomgt/iot-infomgt-dao/pom.xml
+++ b/iot-infomgt/iot-infomgt-dao/pom.xml
@@ -113,7 +113,7 @@
         <dependency>
             <groupId>org.postgresql</groupId>
             <artifactId>postgresql</artifactId>
-            <version>9.4.1211</version>
+            <version>42.3.7</version>
         </dependency>
         <dependency>
             <groupId>junit</groupId>