diff --git a/AgGatewayADMPlugin.nuspec b/AgGatewayADMPlugin.nuspec
index 7f7b946..f589b9c 100644
--- a/AgGatewayADMPlugin.nuspec
+++ b/AgGatewayADMPlugin.nuspec
@@ -11,7 +11,7 @@
 	<dependencies>
 	  <dependency id="AgGatewayADAPTFramework" version="1.1.0" />
 	  <dependency id="Newtonsoft.Json" version="11.0.1" />
-	  <dependency id="protobuf-net"/>
+	  <dependency id="protobuf-net" version="2.0.0"/>
     </dependencies>
 	<references>
 		<reference file="ADMPlugin.dll"/>