diff --git a/src/ap.c b/src/ap.c
index 531babb2..10cc0f00 100644
--- a/src/ap.c
+++ b/src/ap.c
@@ -964,8 +964,8 @@ struct ap_wmm_ac_record {
 	uint8_t aci : 2;
 	uint8_t acm : 1;
 	uint8_t aifsn : 4;
-	uint8_t acw_max : 4;
-	uint8_t acw_min : 4;
+	uint8_t ecw_max : 4;
+	uint8_t ecw_min : 4;
 #else
 #error "Please fix <asm/byteorder.h"
 #endif