diff --git a/implementations/Crafter.Build-Command.cpp b/implementations/Crafter.Build-Command.cpp
index e1382df..8a911f7 100644
--- a/implementations/Crafter.Build-Command.cpp
+++ b/implementations/Crafter.Build-Command.cpp
@@ -126,7 +126,7 @@ namespace Crafter {
 
         std::string libcxx = std::getenv("LIBCXX_DIR");
 
-        std::string stdPcm = std::format("{}\\{}\\std.pcm", exeDir.string(), config.target);
+        std::string stdPcm = std::format("{}\\{}{}\\std.pcm", exeDir.string(), config.target, config.march);
         std::string stdcppm = std::format("{}\\modules\\c++\\v1\\std.cppm", libcxx);
 
         if(!fs::exists(stdPcm) || fs::last_write_time(stdPcm) < fs::last_write_time(stdcppm)) {