diff --git a/false.c b/false.c
index 368e069..fce3fd9 100644
--- a/false.c
+++ b/false.c
@@ -1,6 +1,4 @@
 /* See LICENSE file for copyright and license details. */
-#include <stdlib.h>
-
 int
 main(void)
 {
diff --git a/true.c b/true.c
index aa92e0b..cb081ec 100644
--- a/true.c
+++ b/true.c
@@ -1,6 +1,4 @@
 /* See LICENSE file for copyright and license details. */
-#include <stdlib.h>
-
 int
 main(void)
 {