diff --git a/lib/libc/gen/sleep.c b/lib/libc/gen/sleep.c
index b06475d392a5..b3dd8b72c025 100644
--- a/lib/libc/gen/sleep.c
+++ b/lib/libc/gen/sleep.c
@@ -58,10 +58,10 @@ sleep(seconds)
     struct timespec time_remaining;
 
     if (seconds) {
-        time_to_sleep.ts_sec = seconds;
-        time_to_sleep.ts_nsec = 0;
+        time_to_sleep.tv_sec = seconds;
+        time_to_sleep.tv_nsec = 0;
         nanosleep(&time_to_sleep,&time_remaining);
-        seconds = time_remaining.ts_sec;
+        seconds = time_remaining.tv_sec;
     }
     return(seconds);
 #else
diff --git a/lib/libc/gen/usleep.c b/lib/libc/gen/usleep.c
index 9e29f314d959..9a781e75a2de 100644
--- a/lib/libc/gen/usleep.c
+++ b/lib/libc/gen/usleep.c
@@ -60,8 +60,8 @@ usleep(useconds)
     struct timespec time_to_sleep;
 
     if (useconds) {
-        time_to_sleep.ts_nsec = (useconds % 1000000) * 1000;
-        time_to_sleep.ts_sec = useconds / 1000000;
+        time_to_sleep.tv_nsec = (useconds % 1000000) * 1000;
+        time_to_sleep.tsvsec = useconds / 1000000;
         nanosleep(&time_to_sleep,NULL);
     }
 #else