diff --git a/docker-compose/tango-prometheus-exporter/ska-tango-grafana-exporter b/docker-compose/tango-prometheus-exporter/ska-tango-grafana-exporter
index c7cadb8f48dc8b36860f23ce421c72e90216a548..774d39a40ca19c9d979ad22565e57b4af3e9a831 160000
--- a/docker-compose/tango-prometheus-exporter/ska-tango-grafana-exporter
+++ b/docker-compose/tango-prometheus-exporter/ska-tango-grafana-exporter
@@ -1 +1 @@
-Subproject commit c7cadb8f48dc8b36860f23ce421c72e90216a548
+Subproject commit 774d39a40ca19c9d979ad22565e57b4af3e9a831