diff --git a/cluster-consul/pom.xml b/cluster-consul/pom.xml
index 2a8c1be..1cc4ac1 100644
--- a/cluster-consul/pom.xml
+++ b/cluster-consul/pom.xml
@@ -58,7 +58,7 @@
         <dependency>
             <groupId>ch.qos.logback</groupId>
             <artifactId>logback-core</artifactId>
-            <version>1.2.3</version>
+            <version>1.2.9</version>
             <scope>test</scope>
         </dependency>
         <dependency>
diff --git a/pom.xml b/pom.xml
index 98cecf9..b4385fc 100644
--- a/pom.xml
+++ b/pom.xml
@@ -22,7 +22,7 @@
         <project.build.sourceEncoding>UTF-8</project.build.sourceEncoding>
         <project.reporting.outputEncoding>UTF-8</project.reporting.outputEncoding>
         <base62.version>0.1.3</base62.version>
-        <logback.version>1.2.3</logback.version>
+        <logback.version>1.2.9</logback.version>
         <lombok.verion>1.18.20</lombok.verion>
         <consul-api.version>1.4.5</consul-api.version>
         <gson.version>2.8.2</gson.version>