diff --git a/mt7615/main.c b/mt7615/main.c
index 8b474669..e395470f 100644
--- a/mt7615/main.c
+++ b/mt7615/main.c
@@ -379,8 +379,6 @@ static int mt7615_set_key(struct ieee80211_hw *hw, enum set_key_cmd cmd,
 	case WLAN_CIPHER_SUITE_AES_CMAC:
 		key->flags |= IEEE80211_KEY_FLAG_GENERATE_MMIE;
 		break;
-	case WLAN_CIPHER_SUITE_WEP40:
-	case WLAN_CIPHER_SUITE_WEP104:
 	case WLAN_CIPHER_SUITE_TKIP:
 	case WLAN_CIPHER_SUITE_CCMP:
 	case WLAN_CIPHER_SUITE_CCMP_256:
@@ -388,6 +386,8 @@ static int mt7615_set_key(struct ieee80211_hw *hw, enum set_key_cmd cmd,
 	case WLAN_CIPHER_SUITE_GCMP_256:
 	case WLAN_CIPHER_SUITE_SMS4:
 		break;
+	case WLAN_CIPHER_SUITE_WEP40:
+	case WLAN_CIPHER_SUITE_WEP104:
 	default:
 		return -EOPNOTSUPP;
 	}
diff --git a/mt7915/main.c b/mt7915/main.c
index 1262fb3c..1d8b7b72 100644
--- a/mt7915/main.c
+++ b/mt7915/main.c
@@ -313,8 +313,6 @@ static int mt7915_set_key(struct ieee80211_hw *hw, enum set_key_cmd cmd,
 	case WLAN_CIPHER_SUITE_AES_CMAC:
 		key->flags |= IEEE80211_KEY_FLAG_GENERATE_MMIE;
 		break;
-	case WLAN_CIPHER_SUITE_WEP40:
-	case WLAN_CIPHER_SUITE_WEP104:
 	case WLAN_CIPHER_SUITE_TKIP:
 	case WLAN_CIPHER_SUITE_CCMP:
 	case WLAN_CIPHER_SUITE_CCMP_256:
@@ -322,6 +320,8 @@ static int mt7915_set_key(struct ieee80211_hw *hw, enum set_key_cmd cmd,
 	case WLAN_CIPHER_SUITE_GCMP_256:
 	case WLAN_CIPHER_SUITE_SMS4:
 		break;
+	case WLAN_CIPHER_SUITE_WEP40:
+	case WLAN_CIPHER_SUITE_WEP104:
 	default:
 		return -EOPNOTSUPP;
 	}