diff --git a/springcloudManagent/api/pom.xml b/springcloudManagent/api/pom.xml
index f56c452..10a7374 100644
--- a/springcloudManagent/api/pom.xml
+++ b/springcloudManagent/api/pom.xml
@@ -59,7 +59,7 @@
         <dependency>
             <groupId>com.itextpdf</groupId>
             <artifactId>itextpdf</artifactId>
-            <version>5.4.3</version>
+            <version>5.5.12</version>
         </dependency>
         <dependency>
             <groupId>com.itextpdf</groupId>