diff --git a/libc/include/sys/atomics.h b/libc/include/sys/atomics.h
index fbf9b6e..d3fa145 100644
--- a/libc/include/sys/atomics.h
+++ b/libc/include/sys/atomics.h
@@ -29,6 +29,7 @@
 #define _SYS_ATOMICS_H
 
 #include <sys/cdefs.h>
+#include <sys/time.h>
 
 __BEGIN_DECLS