1 files changed, 1 insertions, 1 deletions
diff --git a/programmer.h b/programmer.h
index 29a100be8..675a2594e 100644
--- a/programmer.h
+++ b/programmer.h
@@ -749,7 +749,7 @@ struct par_master {
 int register_par_master(const struct par_master *mst, const enum chipbustype buses);
 struct registered_master {
 	enum chipbustype buses_supported;
-	union {
+	struct {
 		struct par_master par;
 		struct spi_master spi;
 		struct opaque_master opaque;