diff --git a/implementations/Crafter.Build-Command.cpp b/implementations/Crafter.Build-Command.cpp
index 0e4b62c..44e69b7 100644
--- a/implementations/Crafter.Build-Command.cpp
+++ b/implementations/Crafter.Build-Command.cpp
@@ -24,7 +24,9 @@ module;
 #include <stdio.h>
 #include <stdlib.h>
 #include <limits.h>
+#ifdef CRAFTER_BUILD_CONFIGURATION_TARGET_x86_64_pc_linux_gnu
 #include <unistd.h>
+#endif
 module Crafter.Build:Command_impl;
 import :Command;
 import :Project;