diff --git a/w29ee011.c b/w29ee011.c
index a26cd80..de9a547 100644
--- a/w29ee011.c
+++ b/w29ee011.c
@@ -61,7 +61,7 @@
 	chip_writeb(0xF0, bios + 0x5555);
 	programmer_delay(10);
 
-	printf_debug("%s: id1 0x%02x, id2 0x%02x\n", __FUNCTION__, id1, id2);
+	printf_debug("%s: id1 0x%02x, id2 0x%02x\n", __func__, id1, id2);
 
 	if (id1 == flash->manufacture_id && id2 == flash->model_id)
 		return 1;