Prometheus collector won't process untyped metrics

# TYPE rabbitmq_identity_info untyped
# HELP rabbitmq_identity_info RabbitMQ node & cluster identity info
rabbitmq_identity_info{rabbitmq_node="rabbit@TLNRM10",rabbitmq_cluster="TLN"} 1

   <group-ref>clustername</group-ref>

   <group name="clustername"
     resource-type="node"
     filter-exp="name matches 'rabbitmq_identity_info'">

     <string-attribute alias-exp="clusterName" value-exp="name.substring('rabbitmq_'.length())"/>
   </group>

2020-05-14 10:58:44,799 DEBUG [pool-15-thread-7736] o.h.a.p.t.TextPrometheusMetricDataParser: Failed to process line - it will be ignored: # TYPE rabbitmq_build_info untyped
2020-05-14 10:58:44,799 DEBUG [pool-15-thread-7736] o.h.a.p.PrometheusMetricsProcessor: Error while processing binary data
java.lang.IllegalArgumentException: Need to set type
        at org.hawkular.agent.prometheus.types.MetricFamily.<init>(MetricFamily.java:72) ~[org.opennms.features.prometheus-collector-26.1.0.jar:?]
        at org.hawkular.agent.prometheus.types.MetricFamily$Builder.build(MetricFamily.java:58) ~[org.opennms.features.prometheus-collector-26.1.0.jar:?]
        at org.hawkular.agent.prometheus.text.TextPrometheusMetricDataParser$ParserContext.finishMetricFamily(TextPrometheusMetricDataParser.java:184) ~[org.opennms.features.prometheus-collector-26.1.0.jar:?]
        at org.hawkular.agent.prometheus.text.TextPrometheusMetricDataParser.parse(TextPrometheusMetricDataParser.java:303) ~[org.opennms.features.prometheus-collector-26.1.0.jar:?]
        at org.hawkular.agent.prometheus.text.TextPrometheusMetricDataParser.parse(TextPrometheusMetricDataParser.java:42) ~[org.opennms.features.prometheus-collector-26.1.0.jar:?]
        at org.hawkular.agent.prometheus.PrometheusMetricsProcessor.walk(PrometheusMetricsProcessor.java:107) [org.opennms.features.prometheus-collector-26.1.0.jar:?]
        at org.opennms.netmgt.collectd.prometheus.PrometheusScraper.scrape(PrometheusScraper.java:73) [org.opennms.features.prometheus-collector-26.1.0.jar:?]
        at org.opennms.netmgt.collectd.prometheus.PrometheusCollector.collect(PrometheusCollector.java:161) [org.opennms.features.prometheus-collector-26.1.0.jar:?]
        at org.opennms.netmgt.collection.client.rpc.CollectorClientRpcModule$1.get(CollectorClientRpcModule.java:83) [org.opennms.features.collection.client-rpc-26.1.0.jar:?]
        at org.opennms.netmgt.collection.client.rpc.CollectorClientRpcModule$1.get(CollectorClientRpcModule.java:77) [org.opennms.features.collection.client-rpc-26.1.0.jar:?]
        at java.util.concurrent.CompletableFuture$AsyncSupply.run(CompletableFuture.java:1604) [?:1.8.0_252]
        at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1149) [?:1.8.0_252]
        at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:624) [?:1.8.0_252]
        at java.lang.Thread.run(Thread.java:748) [?:1.8.0_252]