diff --git a/include/ide.h b/include/ide.h
index 385e909..18d63b2 100644
--- a/include/ide.h
+++ b/include/ide.h
@@ -42,8 +42,10 @@
 
 #ifdef CONFIG_SYS_64BIT_LBA
 typedef uint64_t lbaint_t;
+#define LBAF "%llx"
 #else
 typedef ulong lbaint_t;
+#define LBAF "%lx"
 #endif
 
 /*
