diff --git a/vlib/os/os.c.v b/vlib/os/os.c.v
index 8c37461146..dceb76f5be 100644
--- a/vlib/os/os.c.v
+++ b/vlib/os/os.c.v
@@ -5,6 +5,10 @@ import strings
 #include <sys/stat.h> // #include <signal.h>
 #include <errno.h>
 
+$if macos {
+	#include <libproc.h>
+}
+
 $if freebsd || openbsd {
 	#include <sys/sysctl.h>
 }
diff --git a/vlib/os/os_darwin.c.v b/vlib/os/os_darwin.c.v
index d161a43f73..010044a82f 100644
--- a/vlib/os/os_darwin.c.v
+++ b/vlib/os/os_darwin.c.v
@@ -3,8 +3,6 @@
 // that can be found in the LICENSE file.
 module os
 
-#include <libproc.h>
-
 pub const sys_write = 4
 pub const sys_open = 5
 pub const sys_close = 6