diff --git a/premake5.lua b/premake5.lua
index 44314aa5..0f64fae8 100644
--- a/premake5.lua
+++ b/premake5.lua
@@ -334,7 +334,7 @@ rule "ProtobufCompiler"
 		'@echo off',
 		'path "$(SolutionDir)\\..\\tools"',
 		'if not exist "$(ProjectDir)\\src\\proto" mkdir "$(ProjectDir)\\src\\proto"',
-		'protoc --error_format=msvs -I=%(RootDir)%(Directory) "--cpp_out=$(ProjectDir)\\src\\proto" "%(FullPath)"',
+		'protoc --error_format=msvs -I=%(RelativeDir) --cpp_out=src\\proto %(Identity)',
 	}
 	buildoutputs {
 		'$(ProjectDir)\\src\\proto\\%(Filename).pb.cc',