diff --git a/drivers/mmc/core/sd.c b/drivers/mmc/core/sd.c
index d18c32bca99bae78fe3b0f04d22c2f124ce86cb5..6dac89fe0535ad02b272e5fbe658627d0263fd29 100644
--- a/drivers/mmc/core/sd.c
+++ b/drivers/mmc/core/sd.c
@@ -21,6 +21,7 @@
 #include "core.h"
 #include "bus.h"
 #include "mmc_ops.h"
+#include "sd.h"
 #include "sd_ops.h"
 
 static const unsigned int tran_exp[] = {