diff --git a/Packages/ICSharpCode.NRefactory.nuspec b/Packages/ICSharpCode.NRefactory.nuspec
index 7c24ceea15..7ffda799bd 100644
--- a/Packages/ICSharpCode.NRefactory.nuspec
+++ b/Packages/ICSharpCode.NRefactory.nuspec
@@ -30,6 +30,7 @@
 		<file src="..\ICSharpCode.NRefactory\bin\Release\ICSharpCode.NRefactory.Xml.xml" target="lib\Net40" />
 		<file src="..\ICSharpCode.NRefactory\**\*.cs" target="src\ICSharpCode.NRefactory" />
 		<file src="..\ICSharpCode.NRefactory.CSharp\**\*.cs" target="src\ICSharpCode.NRefactory.CSharp" />
+		<file src="..\ICSharpCode.NRefactory.CSharp\**\*.jay" target="src\ICSharpCode.NRefactory.CSharp" />
 		<file src="..\ICSharpCode.NRefactory.Xml\**\*.cs" target="src\ICSharpCode.NRefactory.Xml" />
 	</files>
 </package>
\ No newline at end of file