diff --git a/arch/z80/src/z180/z180_mmu.c b/arch/z80/src/z180/z180_mmu.c
index 0f888e96187..730f8472be2 100644
--- a/arch/z80/src/z180/z180_mmu.c
+++ b/arch/z80/src/z180/z180_mmu.c
@@ -44,7 +44,7 @@
 #include <errno.h>
 #include <debug.h>
 
-#include <nuttx/gran.h>
+#include <nuttx/mm/gran.h>
 
 #include <arch/irq.h>
 #include <arch/io.h>