Update picotls.c
diff --git a/lib/picotls.c b/lib/picotls.c
index 210d530..0e46152 100644
--- a/lib/picotls.c
+++ b/lib/picotls.c
@@ -1522,7 +1522,7 @@
static int push_signature_algorithms(ptls_verify_certificate_t *vc, ptls_buffer_t *sendbuf)
{
/* The list sent when verify callback is not registered */
- static const uint16_t default_algos[] = {PTLS_SIGNATURE_RSA_PSS_RSAE_SHA256, PTLS_SIGNATURE_ECDSA_SECP256R1_SHA256,
+ static const uint16_t default_algos[] = {PTLS_SIGNATURE_ED25519, PTLS_SIGNATURE_RSA_PSS_RSAE_SHA256, PTLS_SIGNATURE_ECDSA_SECP256R1_SHA256,
PTLS_SIGNATURE_RSA_PKCS1_SHA256, PTLS_SIGNATURE_RSA_PKCS1_SHA1, UINT16_MAX};
int ret;