diff --git a/urbanops-server/pom.xml b/urbanops-server/pom.xml
index 816a63b..27dd08a 100644
--- a/urbanops-server/pom.xml
+++ b/urbanops-server/pom.xml
@@ -146,6 +146,17 @@
             <artifactId>urbanops-spring-boot-starter-protection</artifactId>
         </dependency>
 
+        <!-- 强制固定 BouncyCastle 版本为 1.80，禁止自动升级 -->
+        <dependency>
+            <groupId>org.bouncycastle</groupId>
+            <artifactId>bcprov-jdk18on</artifactId>
+            <version>1.80</version>
+        </dependency>
+        <dependency>
+            <groupId>org.bouncycastle</groupId>
+            <artifactId>bcutil-jdk18on</artifactId>
+            <version>1.80</version>
+        </dependency>
     </dependencies>
 
     <build>