diff --git a/arch/arm/src/stm32f7/stm32_bbsram.c b/arch/arm/src/stm32f7/stm32_bbsram.c
index c6f912ede5..7727ebd625 100644
--- a/arch/arm/src/stm32f7/stm32_bbsram.c
+++ b/arch/arm/src/stm32f7/stm32_bbsram.c
@@ -39,7 +39,7 @@
 #include <errno.h>
 #include <unistd.h>
 #include <time.h>
-#include <mutex.h>
+#include <nuttx/mutex.h>
 #include <nuttx/fs/fs.h>
 #include <nuttx/crc32.h>