diff --git a/Installers/Zip/Build.Installer.Zip.csproj b/Installers/Zip/Build.Installer.Zip.csproj
index fe5a7d95..adc92f9e 100644
--- a/Installers/Zip/Build.Installer.Zip.csproj
+++ b/Installers/Zip/Build.Installer.Zip.csproj
@@ -26,7 +26,7 @@
         Include="$(InputPath)**\*.*"
         Exclude="$(InputPath)**\.svn\**\*.*;
                  $(InputPath)**\obj\**\*.*;
-                 $(InputPath)**\opentk\**\*.*;
+                 $(InputPath)Installers\Zip\opentk\**\*.*;
                  $(InputPath)Documentation\Source\**\*.*;
                  $(InputPath)**\OpenTK*.xml;
                  $(InputPath)**\*.suo;