diff --git a/.env b/.env
index b9716ce..c043896 100644
--- a/.env
+++ b/.env
@@ -76,4 +76,5 @@ ADD_ADDRESS_MAP_CENTER_Z=14
 # Variables for relatorio host, which generates documents
 RELATORIO_HOST=
 RELATORIO_PORT=
+WOPI_SERVER=http://${COLLABORA_HOST}:${COLLABORA_PORT}
 ###< chill-project/chill-bundles ###