diff --git a/util-demo/pom.xml b/util-demo/pom.xml
index 0a4fa17..f3e6e84 100644
--- a/util-demo/pom.xml
+++ b/util-demo/pom.xml
@@ -26,7 +26,7 @@
         <dependency>
             <groupId>org.bouncycastle</groupId>
             <artifactId>bcprov-jdk15on</artifactId>
-            <version>1.52</version>
+            <version>1.67</version>
         </dependency>
         <!--加密解密依赖-->
         <dependency>