diff --git a/scripts/upgrade b/scripts/upgrade
index 187bd76..d58741f 100644
--- a/scripts/upgrade
+++ b/scripts/upgrade
@@ -143,6 +143,14 @@ chown $app:$app "$install_dir/credentials.json"
 # INSTALL ETHERPAD'S PLUGINS
 #=================================================
 
+# If upgrading from an old version and table of content is there, remove it
+if ynh_compare_current_package_version --comparison lt --version 1.9.1~ynh2
+    if ynh_exec_as $app env $ynh_node_load_PATH $ynh_npm ls 2>/dev/null | grep -q ep_table_of_contents
+    then
+        ynh_script_progression --message="Uninstalling ep_table_of_contents..." --weight=90
+        ynh_exec_warn_less ynh_exec_as $app env $ynh_node_load_PATH $ynh_npm uninstall ep_table_of_contents 
+    fi
+then
 
 ynh_script_progression --message="Installing Etherpad plugins..." --weight=90