diff --git a/CONTRIBUTING.md b/CONTRIBUTING.md
index 918eff871..785f51642 100644
--- a/CONTRIBUTING.md
+++ b/CONTRIBUTING.md
@@ -190,7 +190,7 @@ For Docker compose `up` or `build` commands, you can use our Apple M1 override f
 
 # for development
 $ docker compose -f docker-compose.yml -f docker-compose.override.yml -f docker-compose.apple-m1.override.yml up
-# only once: init admin user and create indices and constraints in Neo4j database
+# only once: init admin user and create indexes and constraints in Neo4j database
 $ docker compose exec backend yarn prod:migrate init
 # clean db
 $ docker compose exec backend yarn db:reset