diff --git a/src/drivers/intel/fsp2_0/include/fsp/api.h b/src/drivers/intel/fsp2_0/include/fsp/api.h
index b0436e8290..553fc52d01 100644
--- a/src/drivers/intel/fsp2_0/include/fsp/api.h
+++ b/src/drivers/intel/fsp2_0/include/fsp/api.h
@@ -14,6 +14,7 @@
 #define _FSP2_0_API_H_
 
 #include <stddef.h>
+#include <stdint.h>
 #include <fsp/soc_binding.h>
 
 #define FSP_SUCCESS	EFI_SUCCESS