diff --git a/src/Core.UnitTest/packages.config b/src/Core.UnitTest/packages.config
index 08c31cd5b..7fa705e5e 100644
--- a/src/Core.UnitTest/packages.config
+++ b/src/Core.UnitTest/packages.config
@@ -1,6 +1,6 @@
 <?xml version="1.0" encoding="utf-8"?>
 <packages>
-  <package id="Apache.Avro" version="1.7.7.2" targetFramework="net45" />
+  <package id="Apache.Avro" version="1.11.0" targetFramework="net45" />
   <package id="log4net" version="2.0.8" targetFramework="net452" />
   <package id="Newtonsoft.Json" version="12.0.2" targetFramework="net452" />
   <package id="Shouldly" version="2.8.2" targetFramework="net452" />