diff --git a/.env.sample b/.env.sample
index 2e93eee..cd94910 100644
--- a/.env.sample
+++ b/.env.sample
@@ -48,6 +48,8 @@ DEFAULT_QUOTA="10 GB"
 # ONLYOFFICE_URL=https://onlyoffice.example.com
 # SECRET_ONLYOFFICE_JWT_VERSION=v1
 #
+# COLLABORA_URL=https://collabora.example.com
+#
 # BBB_URL=https://talk.example.org/bigbluebutton/ # trailing slash!
 # SECRET_BBB_SECRET_VERSION=v1
 #
diff --git a/abra.sh b/abra.sh
index 3738133..4686f71 100644
--- a/abra.sh
+++ b/abra.sh
@@ -65,6 +65,11 @@ install_onlyoffice() {
     set_app_config onlyoffice customizationForcesave true
 }
 
+install_collabora() {
+    install_apps richdocuments
+    set_app_config richdocuments wopi_url "$COLLABORA_URL"
+}
+
 set_default_quota() {
     set_app_config files default_quota "$DEFAULT_QUOTA"
 }