diff --git a/docker-compose.yml b/docker-compose.yml
index eb4b965329be638eefb496c4d5e696e289412e1c..b2b377f8b985571713879a0f0ed0a9d185cb0d75 100644
--- a/docker-compose.yml
+++ b/docker-compose.yml
@@ -34,6 +34,7 @@ services:
       - MATOMO_DATABASE_USERNAME
       - MATOMO_DATABASE_PASSWORD
       - MATOMO_DATABASE_DBNAME
+      - MATOMO_DATABASE_HOST
     networks:
       - back
   db:
@@ -46,4 +47,4 @@ services:
       - MYSQL_DATABASE
       - MYSQL_USER
     networks:
-      - back
\ No newline at end of file
+      - back