diff --git a/arch/arm/src/stm32h7/stm32_bbsram.h b/arch/arm/src/stm32h7/stm32_bbsram.h
index defe09b0d9..6271fabdc1 100644
--- a/arch/arm/src/stm32h7/stm32_bbsram.h
+++ b/arch/arm/src/stm32h7/stm32_bbsram.h
@@ -38,6 +38,8 @@
 #include <nuttx/config.h>
 #include <nuttx/fs/ioctl.h>
 
+#include <time.h>
+
 /****************************************************************************
  * Pre-processor Definitions
  ****************************************************************************/