diff --git a/bsp/imxrt/imxrt1050-ArchMix/Kconfig b/bsp/imxrt/imxrt1050-ArchMix/Kconfig
index 6aa07d476dd9b1cc4fdba33149537f0f73013262..6d104606229d836a4514f8f0abbbba97391047a6 100644
--- a/bsp/imxrt/imxrt1050-ArchMix/Kconfig
+++ b/bsp/imxrt/imxrt1050-ArchMix/Kconfig
@@ -284,6 +284,7 @@ endmenu
     config RT_USING_RTC_HP
         bool "Using hp rtc"
         select RT_USING_RTC
+        select RT_USING_LIBC
         default n 
 #endmenu
 
diff --git a/bsp/imxrt/imxrt1050-evk/Kconfig b/bsp/imxrt/imxrt1050-evk/Kconfig
index 6a9e202469a5247fa5ff3236d85df457b045b0e3..7f15d5c9fa833c4f76d9f103923d9b4b25ea2e44 100644
--- a/bsp/imxrt/imxrt1050-evk/Kconfig
+++ b/bsp/imxrt/imxrt1050-evk/Kconfig
@@ -445,6 +445,7 @@ endmenu
     config RT_USING_RTC_HP
         bool "Using hp rtc"
         select RT_USING_RTC
+        select RT_USING_LIBC
         default n 
 #endmenu
 
diff --git a/bsp/imxrt1052-evk/Kconfig b/bsp/imxrt1052-evk/Kconfig
index b2e97fc33a7326a181a4dde762dd835c980a3be8..b76ec359e67eb2def9bf49b95f6076cdbe0d4ad3 100644
--- a/bsp/imxrt1052-evk/Kconfig
+++ b/bsp/imxrt1052-evk/Kconfig
@@ -444,6 +444,7 @@ endmenu
     config RT_USING_RTC_HP
         bool "Using hp rtc"
         select RT_USING_RTC
+        select RT_USING_LIBC
         default n 
 #endmenu