diff --git a/nicintel_spi.c b/nicintel_spi.c
index b89dc09..91ae02f 100644
--- a/nicintel_spi.c
+++ b/nicintel_spi.c
@@ -294,7 +294,7 @@
 				return 1;
 	}
 
-	if (register_spi_bitbang_master(&bitbang_spi_master_nicintel))
+	if (register_spi_bitbang_master(&bitbang_spi_master_nicintel, NULL))
 		return 1;
 
 	return 0;