diff --git a/libc/kernel/uapi/linux/time.h b/libc/kernel/uapi/linux/time.h
index 96a7042..dbf105b 100644
--- a/libc/kernel/uapi/linux/time.h
+++ b/libc/kernel/uapi/linux/time.h
@@ -19,6 +19,7 @@
 #ifndef _UAPI_LINUX_TIME_H
 #define _UAPI_LINUX_TIME_H
 #include <linux/types.h>
+#include <linux/time_types.h>
 #ifndef _STRUCT_TIMESPEC
 #define _STRUCT_TIMESPEC
 struct timespec {
@@ -45,22 +46,6 @@
   struct timeval it_interval;
   struct timeval it_value;
 };
-#ifndef __kernel_timespec
-struct __kernel_timespec {
-  __kernel_time64_t tv_sec;
-  long long tv_nsec;
-};
-#endif
-#ifndef __kernel_itimerspec
-struct __kernel_itimerspec {
-  struct __kernel_timespec it_interval;
-  struct __kernel_timespec it_value;
-};
-#endif
-struct __kernel_old_timeval {
-  __kernel_long_t tv_sec;
-  __kernel_long_t tv_usec;
-};
 #define CLOCK_REALTIME 0
 #define CLOCK_MONOTONIC 1
 #define CLOCK_PROCESS_CPUTIME_ID 2