diff --git a/Dockerfile b/Dockerfile
index 4c70e8a5e75c0e68caef1b06695f9c1e8f677dc5..40bf6bcfac905ccefb28b427c321c43b7262ee03 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -117,7 +117,6 @@ RUN cd ${BASE_DIR}/custom_apps/contacts && sed -i 's/"GROUP","INDIVIDUAL"/"INDIV
 RUN cd ${BASE_DIR}/custom_apps/contacts && sed -i 's/emit("new-contact")/emit("newContact")/g' js/contacts-main.js
 RUN cd ${BASE_DIR}/custom_apps/calendar && sed -i 's/"GROUP","INDIVIDUAL"/"INDIVIDUAL"/g' js/calendar-main.js
 RUN cd ${BASE_DIR}/custom_apps/calendar && sed -i 's/{name:\[a,"displayname"\]},//' js/calendar-main.js
-RUN cd ${BASE_DIR}/custom_apps/calendar &&  sed -i 's/defaultValue:"PUBLIC"/defaultValue:"CONFIDENTIAL"/' js/calendar-main.js
 
 # Set default widgets to calendar, tasks and notes
 RUN sed -i 's/recommendations,spreed,mail,calendar/calendar,tasks,notes/' ${BASE_DIR}/apps/dashboard/lib/Controller/DashboardController.php
@@ -249,4 +248,4 @@ VOLUME /var/www/html
 ENV NEXTCLOUD_VERSION 21.0.7
 
 ENTRYPOINT ["/custom_entrypoint.sh"]
-CMD ["php-fpm"]
\ No newline at end of file
+CMD ["php-fpm"]