diff --git a/components/libc/compilers/armlibc/time.c b/components/libc/compilers/armlibc/time.c
index 7b9c2f185bda7a9620f6297582ec0b03cf285d87..29755dca2cc81b274a1eeef0bb2acd11deeaa7c6 100644
--- a/components/libc/compilers/armlibc/time.c
+++ b/components/libc/compilers/armlibc/time.c
@@ -1,7 +1,7 @@
 #include <sys/time.h>
 #include <rtthread.h>
 
-#if defined(RT_USING_DEVICE) && defined(RT_USING_RTC)
+#ifdef RT_USING_DEVICE
 int gettimeofday(struct timeval *tp, void *ignore)
 {
     time_t time;
diff --git a/components/libc/compilers/dlib/time.c b/components/libc/compilers/dlib/time.c
index 7b9c2f185bda7a9620f6297582ec0b03cf285d87..29755dca2cc81b274a1eeef0bb2acd11deeaa7c6 100644
--- a/components/libc/compilers/dlib/time.c
+++ b/components/libc/compilers/dlib/time.c
@@ -1,7 +1,7 @@
 #include <sys/time.h>
 #include <rtthread.h>
 
-#if defined(RT_USING_DEVICE) && defined(RT_USING_RTC)
+#ifdef RT_USING_DEVICE
 int gettimeofday(struct timeval *tp, void *ignore)
 {
     time_t time;
diff --git a/components/libc/compilers/newlib/time.c b/components/libc/compilers/newlib/time.c
index 7b9c2f185bda7a9620f6297582ec0b03cf285d87..29755dca2cc81b274a1eeef0bb2acd11deeaa7c6 100644
--- a/components/libc/compilers/newlib/time.c
+++ b/components/libc/compilers/newlib/time.c
@@ -1,7 +1,7 @@
 #include <sys/time.h>
 #include <rtthread.h>
 
-#if defined(RT_USING_DEVICE) && defined(RT_USING_RTC)
+#ifdef RT_USING_DEVICE
 int gettimeofday(struct timeval *tp, void *ignore)
 {
     time_t time;