diff --git a/networking/tls.c b/networking/tls.c
index e34acd69f..bbb1f41dc 100644
--- a/networking/tls.c
+++ b/networking/tls.c
@@ -1953,7 +1953,7 @@ static void send_client_key_exchange(tls_state_t *tls)
 		premaster_size = sizeof(rsa_premaster);
 	} else {
 		/* ECDHE */
-		static const uint8_t basepoint9[CURVE25519_KEYSIZE] ALIGN1 = {9};
+		static const uint8_t basepoint9[CURVE25519_KEYSIZE] ALIGN8 = {9};
 		uint8_t privkey[CURVE25519_KEYSIZE]; //[32]
 
 		if (!(tls->flags & GOT_EC_KEY))