diff --git a/programmer.h b/programmer.h
index af7d500..ba084a7 100644
--- a/programmer.h
+++ b/programmer.h
@@ -163,7 +163,7 @@
 extern const struct programmer_entry *const programmer_table[];
 extern const size_t programmer_table_size;
 
-int programmer_init(enum programmer prog, const char *param);
+int programmer_init(const struct programmer_entry *prog, const char *param);
 int programmer_shutdown(void);
 
 struct bitbang_spi_master {