diff --git a/bsp/stm32f429-apollo/.config b/bsp/stm32f429-apollo/.config
index 6b924d225b1e4f764d2bed6877ff83edb8df9889..4d1cd32c2a54818b57ad797814cdfb21b79c90e2 100644
--- a/bsp/stm32f429-apollo/.config
+++ b/bsp/stm32f429-apollo/.config
@@ -91,7 +91,7 @@ CONFIG_RT_DFS_ELM_MAX_SECTOR_SIZE=512
 # CONFIG_RT_DFS_ELM_USE_ERASE is not set
 CONFIG_RT_DFS_ELM_REENTRANT=y
 CONFIG_RT_USING_DFS_DEVFS=y
-# CONFIG_RT_USING_DFS_NET is not set
+CONFIG_RT_USING_DFS_NET=y
 # CONFIG_RT_USING_DFS_NFS is not set
 
 #
@@ -119,7 +119,9 @@ CONFIG_RT_USING_RTC=y
 #
 CONFIG_RT_USING_LIBC=y
 # CONFIG_RT_USING_PTHREADS is not set
-# CONFIG_RT_USING_POSIX is not set
+CONFIG_RT_USING_POSIX=y
+# CONFIG_RT_USING_POSIX_MMAP is not set
+# CONFIG_RT_USING_POSIX_TERMIOS is not set
 
 #
 # Network stack
diff --git a/bsp/stm32f429-apollo/rtconfig.h b/bsp/stm32f429-apollo/rtconfig.h
index 755c342cec20acc84466fa84795b01318ef146ff..42dd21f1ed47e2fd23cb2af487e150e62caa1684 100644
--- a/bsp/stm32f429-apollo/rtconfig.h
+++ b/bsp/stm32f429-apollo/rtconfig.h
@@ -84,7 +84,7 @@
 /* RT_DFS_ELM_USE_ERASE is not set */
 #define RT_DFS_ELM_REENTRANT
 #define RT_USING_DFS_DEVFS
-/* RT_USING_DFS_NET is not set */
+#define RT_USING_DFS_NET
 /* RT_USING_DFS_NFS is not set */
 
 /* Device Drivers */
@@ -110,7 +110,9 @@
 
 #define RT_USING_LIBC
 /* RT_USING_PTHREADS is not set */
-/* RT_USING_POSIX is not set */
+#define RT_USING_POSIX
+/* RT_USING_POSIX_MMAP is not set */
+/* RT_USING_POSIX_TERMIOS is not set */
 
 /* Network stack */