diff --git a/darwin/DarwinProcessList.c b/darwin/DarwinProcessList.c
index 5d125891..9afee58b 100644
--- a/darwin/DarwinProcessList.c
+++ b/darwin/DarwinProcessList.c
@@ -14,7 +14,6 @@ in the source distribution for its full text.
 #include <unistd.h>
 #include <stdio.h>
 #include <libproc.h>
-#include <mach/vm_page_size.h>
 #include <sys/mman.h>
 #include <utmpx.h>