diff --git a/linux-user/syscall.c b/linux-user/syscall.c
index cb4cf11e98..fe97be1c9a 100644
--- a/linux-user/syscall.c
+++ b/linux-user/syscall.c
@@ -5560,6 +5560,17 @@ abi_long do_syscall(void *cpu_env, int num, abi_long arg1,
         break;
     }
 #endif
+#ifdef TARGET_NR_clock_nanosleep
+    case TARGET_NR_clock_nanosleep:
+    {
+        struct timespec ts;
+        target_to_host_timespec(&ts, arg3);
+        ret = get_errno(clock_nanosleep(arg1, arg2, &ts, arg4 ? &ts : NULL));
+        if (arg4)
+            host_to_target_timespec(arg4, &ts);
+        break;
+    }
+#endif
 
 #if defined(TARGET_NR_set_tid_address) && defined(__NR_set_tid_address)
     case TARGET_NR_set_tid_address: