diff --git a/drivers/net/wireless/intel/iwlwifi/mvm/d3.c b/drivers/net/wireless/intel/iwlwifi/mvm/d3.c
index 9c89f0dd69c8..08d1fab7f53c 100644
--- a/drivers/net/wireless/intel/iwlwifi/mvm/d3.c
+++ b/drivers/net/wireless/intel/iwlwifi/mvm/d3.c
@@ -1849,9 +1849,12 @@ iwl_mvm_d3_set_igtk_bigtk_ipn(const struct iwl_multicast_key_data *key,
 		memcpy(seq->aes_gmac.pn, key->ipn, sizeof(seq->aes_gmac.pn));
 		break;
 	case WLAN_CIPHER_SUITE_BIP_CMAC_256:
+	case WLAN_CIPHER_SUITE_AES_CMAC:
 		BUILD_BUG_ON(sizeof(seq->aes_cmac.pn) != sizeof(key->ipn));
 		memcpy(seq->aes_cmac.pn, key->ipn, sizeof(seq->aes_cmac.pn));
 		break;
+	default:
+		WARN_ON(1);
 	}
 }