diff --git a/src/common/qca-vendor.h b/src/common/qca-vendor.h
index 26eb0e9..e51f85f 100644
--- a/src/common/qca-vendor.h
+++ b/src/common/qca-vendor.h
@@ -132,7 +132,7 @@
 	QCA_NL80211_VENDOR_SUBCMD_KEY_MGMT_SET_KEY = 50,
 	QCA_NL80211_VENDOR_SUBCMD_KEY_MGMT_ROAM_AUTH = 51,
 	QCA_NL80211_VENDOR_SUBCMD_APFIND = 52,
-	/* 53 - reserved for QCA */
+	/* 53 - reserved - was used by QCA, but not in use anymore */
 	QCA_NL80211_VENDOR_SUBCMD_DO_ACS = 54,
 	QCA_NL80211_VENDOR_SUBCMD_GET_FEATURES = 55,
 	QCA_NL80211_VENDOR_SUBCMD_DFS_OFFLOAD_CAC_STARTED = 56,