diff --git a/CONTRIBUTING.md b/CONTRIBUTING.md
index e458762b4eeef8245dd85fba5210f63c880337a6..f236d1f6f141982774ec133a2ca61e88de40e30a 100644
--- a/CONTRIBUTING.md
+++ b/CONTRIBUTING.md
@@ -1,3 +1,8 @@
 Please open issues to discuss your contributions prior to any patch you write. Some parts of the tlaplus repository follow a very strict contribution policy. We do not want to reject your 1k LOC patch because the actual change is not considered sensible by us.
 
 [For instructions on how to setup the Eclipse IDE, please go to https://github.com/tlaplus/tlaplus/tree/master/general/ide.](https://github.com/tlaplus/tlaplus/tree/master/general/ide)
+
+Quality Metrics
+---------------
+
+We collect [quality metrics](https://sonarqube.com/organizations/tlaplus/projects). If you want to help out with the project, the reports indicate several low hanging fruits to pick.