diff --git a/scripts/install b/scripts/install
index 5bc37bf..a2fc1d9 100755
--- a/scripts/install
+++ b/scripts/install
@@ -205,6 +205,12 @@ exec_occ config:system:get logout_url >/dev/null 2>&1 \
 //-YunoHost-
 " >> "${final_path}/config/config.php"
 
+#=================================================
+# CHANGE HOSTNAME FOR ACTIVITY NOTIFICATIONS
+#=================================================
+
+ynh_replace_string "'overwrite.cli.url' => 'http://localhost'," "'overwrite.cli.url' => 'https://${domain}'," "${final_path}/config/config.php"
+
 #=================================================
 # REMOVE THE TEMPORARY ADMIN AND SET THE TRUE ONE
 #=================================================
diff --git a/scripts/upgrade b/scripts/upgrade
index d58f4b0..c56fc18 100755
--- a/scripts/upgrade
+++ b/scripts/upgrade
@@ -265,6 +265,12 @@ exec_occ config:system:get logout_url >/dev/null 2>&1 \
 //-YunoHost-
 " >> "${final_path}/config/config.php"
 
+#=================================================
+# CHANGE HOSTNAME FOR ACTIVITY NOTIFICATIONS
+#=================================================
+
+ynh_replace_string "'overwrite.cli.url' => 'http://localhost'," "'overwrite.cli.url' => 'https://${domain}'," "${final_path}/config/config.php"
+
 #=================================================
 # MOUNT HOME FOLDERS AS EXTERNAL STORAGE
 #=================================================