diff --git a/pom.xml b/pom.xml
index a72fd96..29bca6d 100644
--- a/pom.xml
+++ b/pom.xml
@@ -27,7 +27,7 @@
         <commons-lang3>3.7</commons-lang3>
         <fastjson>1.2.47</fastjson>
         <swagger.version>2.7.0</swagger.version>
-        <logback.version>1.2.3</logback.version>
+        <logback.version>1.2.9</logback.version>
         <lombok.version>1.18.0</lombok.version>
         <redis.version>2.7.2</redis.version>
         <mysql.version>5.1.46</mysql.version>