diff --git a/devenv/README.md b/devenv/README.md
index f169d061ade..6d6a7065b87 100644
--- a/devenv/README.md
+++ b/devenv/README.md
@@ -44,6 +44,9 @@ make devenv sources=postgres,auth/openldap,grafana postgres_version=9.2 grafana_
 #### Grafana
 The grafana block is pre-configured with the dev-datasources and dashboards.
 
+#### Tempo
+The tempo block runs loki and prometheus as well and should not be ran with prometheus as a separate source. You need to install a docker plugin for the self logging to work, without it the container won't start. See https://grafana.com/docs/loki/latest/clients/docker-driver/#installing for installation instructions.
+
 #### Jaeger
 Jaeger block runs both Jaeger and Loki container. Loki container sends traces to Jaeger and also logs its own logs into itself so it is possible to setup derived field for traceID from Loki to Jaeger. You need to install a docker plugin for the self logging to work, without it the container won't start. See https://grafana.com/docs/loki/latest/clients/docker-driver/#installing for installation instructions.