diff --git a/b2c-parent/b2c-test/pom.xml b/b2c-parent/b2c-test/pom.xml
index baca299..d08578d 100644
--- a/b2c-parent/b2c-test/pom.xml
+++ b/b2c-parent/b2c-test/pom.xml
@@ -12,7 +12,7 @@
         <maven.compiler.source>1.8</maven.compiler.source>
         <maven.compiler.target>1.8</maven.compiler.target>
         <project.build.sourceEncoding>UTF-8</project.build.sourceEncoding>
-        <jackson-version>2.9.9</jackson-version>
+        <jackson-version>2.11.1</jackson-version>
     </properties>
     
     <dependencies>