diff --git a/setup.cfg b/setup.cfg
index 534973c..1cebcc6 100644
--- a/setup.cfg
+++ b/setup.cfg
@@ -34,6 +34,7 @@ scripts = dmci_start_api.py
 install_requires =
     metvocab @ git+https://github.com/metno/met-vocab-tools@v1.1
     solrindexer @ git+https://github.com/metno/solr-indexer@v2.1.0
+    prometheus_flask_exporter
     requests>=2.22
     pyyaml>=5.1
     flask>=1.0