diff --git a/implementations/Crafter.Build-Command.cpp b/implementations/Crafter.Build-Command.cpp
index 26c451c..3bcce4d 100644
--- a/implementations/Crafter.Build-Command.cpp
+++ b/implementations/Crafter.Build-Command.cpp
@@ -133,8 +133,8 @@ namespace Crafter {
         std::string stdPcm = std::format("{}\\{}\\std.pcm", exeDir.string(), config.target);
         std::string stdcppm = std::format("{}\\modules\\c++\v1\\std.cppm", libcxx);
 
-        if(!fs::exists(stdPcm) || fs::last_write_time(stdPcm) < fs::last_write_time(sourceFilePath)) {
-            std::string result = RunCommand(std::format("clang++ --target={} -march=native -mtune=native -isystem %LIBCXX_DIR%\\include\\c++\\v1 -nostdinc++ -nostdlib++ -std=c++26 -Wno-reserved-identifier -Wno-reserved-module-identifier --precompile %LIBCXX_DIR%\\modules\\c++\v1\\std.cppm -o {}", config.target stdPcm));
+        if(!fs::exists(stdPcm) || fs::last_write_time(stdPcm) < fs::last_write_time(stdcppm)) {
+            std::string result = RunCommand(std::format("clang++ --target={} -march=native -mtune=native -isystem %LIBCXX_DIR%\\include\\c++\\v1 -nostdinc++ -nostdlib++ -std=c++26 -Wno-reserved-identifier -Wno-reserved-module-identifier --precompile %LIBCXX_DIR%\\modules\\c++\v1\\std.cppm -o {}", config.target, stdPcm));
             if(result != "") {
                 throw std::runtime_error(result);
             }