diff --git a/include/haproxy/server.h b/include/haproxy/server.h
index cf5c5584c..39f71e05e 100644
--- a/include/haproxy/server.h
+++ b/include/haproxy/server.h
@@ -383,12 +383,8 @@ static inline struct server *server_find_by_id(struct proxy *bk, int id)
 
 static inline int srv_is_quic(const struct server *srv)
 {
-#ifdef USE_QUIC
 	return srv->addr_type.proto_type == PROTO_TYPE_DGRAM &&
 	       srv->addr_type.xprt_type == PROTO_TYPE_STREAM;
-#else
-	return 0;
-#endif
 }
 
 #endif /* _HAPROXY_SERVER_H */
diff --git a/src/server.c b/src/server.c
index 26103cf18..02980db72 100644
--- a/src/server.c
+++ b/src/server.c
@@ -3928,8 +3928,8 @@ static int _srv_parse_finalize(char **args, int cur_arg,
 		}
 	}
 
-#ifdef USE_QUIC
 	if (srv_is_quic(srv)) {
+#ifdef USE_QUIC
 		if (!srv->use_ssl) {
 			srv->use_ssl = 1;
 			ha_warning("QUIC protocol detected, enabling ssl. Use 'ssl' to shut this warning.\n");
@@ -3940,8 +3940,11 @@ static int _srv_parse_finalize(char **args, int cur_arg,
 		                        &srv->ssl_ctx.alpn_len, &errmsg) != 0) {
 			return ERR_ALERT | ERR_FATAL;
 		}
-	}
+#else
+		ha_alert("QUIC protocol selected but support not compiled in (check build options).\n");
+		return ERR_ALERT | ERR_FATAL;
 #endif
+	}
 
 	if (!(srv->proxy->cap & PR_CAP_LB)) {
 		/* No need to wait for effective proxy mode, it is already known: