diff --git a/business-sample/pom.xml b/business-sample/pom.xml
index 93f488d..e4bd3d1 100644
--- a/business-sample/pom.xml
+++ b/business-sample/pom.xml
@@ -16,7 +16,7 @@
 
     <properties>
         <java.version>1.8</java.version>
-        <logback.version>1.1.7</logback.version>
+        <logback.version>1.2.0</logback.version>
         <slf4j.version>1.7.21</slf4j.version>
         <maven.compiler.source>1.8</maven.compiler.source>
         <maven.compiler.target>1.8</maven.compiler.target>