diff --git a/src/ssl_sock.c b/src/ssl_sock.c
index 6e2f89259..4fa6c4f8e 100644
--- a/src/ssl_sock.c
+++ b/src/ssl_sock.c
@@ -5041,7 +5041,7 @@ int ssl_sock_prepare_ctx(struct bind_conf *bind_conf, struct ssl_bind_conf *ssl_
 			 NULL);
 
 		if (ecdhe == NULL) {
-			SSL_CTX_set_ecdh_auto(ctx, 1);
+			(void)SSL_CTX_set_ecdh_auto(ctx, 1);
 			return cfgerr;
 		}
 #else