diff --git a/WCFInstanceContextModeConcurrencyModeRevisited/ConcurrencyModeRevisited.Services/packages.config b/WCFInstanceContextModeConcurrencyModeRevisited/ConcurrencyModeRevisited.Services/packages.config
index 0f8aabf..0ffe6c6 100644
--- a/WCFInstanceContextModeConcurrencyModeRevisited/ConcurrencyModeRevisited.Services/packages.config
+++ b/WCFInstanceContextModeConcurrencyModeRevisited/ConcurrencyModeRevisited.Services/packages.config
@@ -1,4 +1,4 @@
 <?xml version="1.0" encoding="utf-8"?>
 <packages>
-  <package id="log4net" version="2.0.5" targetFramework="net452" />
+  <package id="log4net" version="2.0.10" targetFramework="net452" />
 </packages>
\ No newline at end of file