diff --git a/src/nm-core-utils.c b/src/nm-core-utils.c
index 3e4bb1294d..ca855ce20c 100644
--- a/src/nm-core-utils.c
+++ b/src/nm-core-utils.c
@@ -5070,9 +5070,12 @@ nm_wifi_utils_parse_ies(const guint8 *bytes,
         case WLAN_EID_VENDOR_SPECIFIC:
             if (len == 8 && bytes[0] == 0x00 /* OUI: Microsoft */
                 && bytes[1] == 0x50 && bytes[2] == 0xf2
-                && bytes[3] == 0x11)                     /* OUI type: Network cost */
-                NM_SET_OUT(out_metered, (bytes[7] > 1)); /* Cost level > 1 */
-            if (elem_len >= 10 && bytes[0] == 0x50       /* OUI: WiFi Alliance */
+                && bytes[3] == 0x11) /* OUI type: Network cost */
+            {
+                /* https://docs.microsoft.com/en-us/openspecs/windows_protocols/ms-nct/ */
+                NM_SET_OUT(out_metered, (bytes[4] > 1)); /* Cost level > 1 */
+            }
+            if (elem_len >= 10 && bytes[0] == 0x50 /* OUI: WiFi Alliance */
                 && bytes[1] == 0x6f && bytes[2] == 0x9a
                 && bytes[3] == 0x1c) /* OUI type: OWE Transition Mode */
                 NM_SET_OUT(out_owe_transition_mode, TRUE);