diff --git a/ChangeLog b/ChangeLog
index bf45597e874..359fdcd6723 100755
--- a/ChangeLog
+++ b/ChangeLog
@@ -10259,4 +10259,5 @@
 	  https://github.com/kaushalparikh/nuttx (2015-04-19).
 	* drivers/usbhost/usbhost_enumerate.c: Last of USB hub logic from
 	  https://github.com/kaushalparikh/nuttx (2015-04-19).
-
+	* include/time.h:  Add prototypes for localtime() and localtimer_r()
+	  (2015-04-21).
diff --git a/include/time.h b/include/time.h
index 88f4606d5c3..904022a7669 100644
--- a/include/time.h
+++ b/include/time.h
@@ -96,8 +96,8 @@
 #ifndef CONFIG_LIBC_LOCALTIME
 /* Local time is the same as gmtime in this implementation */
 
-#define localtime(c)       gmtime(c)
-#define localtime_r(c,r)   gmtime_r(c,r)
+#  define localtime(c)       gmtime(c)
+#  define localtime_r(c,r)   gmtime_r(c,r)
 #endif
 
 /********************************************************************************
@@ -196,6 +196,10 @@ int clock_getres(clockid_t clockid, FAR struct timespec *res);
 time_t mktime(FAR struct tm *tp);
 FAR struct tm *gmtime(FAR const time_t *timer);
 FAR struct tm *gmtime_r(FAR const time_t *timer, FAR struct tm *result);
+#ifdef CONFIG_LIBC_LOCALTIME
+FAR struct tm *localtime(FAR const time_t *timer);
+FAR struct tm *localtime_r(FAR const time_t *timer, FAR struct tm *result);
+#endif
 size_t strftime(FAR char *s, size_t max, FAR const char *format,
                 FAR const struct tm *tm);