diff --git a/atahpt.c b/atahpt.c
index 42741a7..5b375a0 100644
--- a/atahpt.c
+++ b/atahpt.c
@@ -53,7 +53,7 @@
 	.chip_writen	= fallback_chip_writen,
 };
 
-static int atahpt_init(void)
+static int atahpt_init(struct flashprog_programmer *const prog)
 {
 	struct pci_dev *dev = NULL;
 	uint32_t reg32;