diff --git a/IoTClient.Tool/packages.config b/IoTClient.Tool/packages.config
index 62ff3a8..24b4ce2 100644
--- a/IoTClient.Tool/packages.config
+++ b/IoTClient.Tool/packages.config
@@ -4,7 +4,7 @@
   <package id="Common.Logging.Core" version="3.4.1" targetFramework="net461" />
   <package id="Costura.Fody" version="4.1.0" targetFramework="net461" />
   <package id="Fody" version="6.0.0" targetFramework="net461" developmentDependency="true" />
-  <package id="log4net" version="2.0.8" targetFramework="net461" />
+  <package id="log4net" version="2.0.10" targetFramework="net461" />
   <package id="Microsoft.CSharp" version="4.0.1" targetFramework="net461" />
   <package id="Microsoft.NETCore.Platforms" version="1.1.0" targetFramework="net461" />
   <package id="MQTTnet" version="3.0.11" targetFramework="net461" />