diff --git a/forge/build.bat b/forge/build.bat
index 244e5bf009..f6d55a0a2f 100755
--- a/forge/build.bat
+++ b/forge/build.bat
@@ -4,4 +4,7 @@ rmdir /S /Q src
 mkdir src
 xcopy  /Y /E src_work\* src\
 
+xcopy /Y /E forge\forge_common\net\* src\minecraft\net
+xcopy /Y /E forge\forge_common\net\* src\minecraft_server\net
+
 cmd /C recompile.bat