diff --git a/conf/config.json.example b/conf/config.json.example
index ec92e56..19aadbd 100644
--- a/conf/config.json.example
+++ b/conf/config.json.example
@@ -10,7 +10,7 @@
         "allowFreeURL": __ALLOW_FREE_URL__,
         "requireFreeURLAuthentication": __REQUIRE_FREE_URL_AUTHENTICATION__,
         "allowAnonymous": __ALLOW_ANONYMOUS__, 
-        "allowAnonymousEdits": true,
+        "allowAnonymousEdits": __ALLOW_ANONYMOUS_EDITS__,
         "defaultPermission": "locked",
         "email": true,
         "allowEmailRegister": __ALLOW_EMAIL_REGISTRATION__,
diff --git a/config_panel.toml b/config_panel.toml
index 9fdb6dd..b56edb0 100644
--- a/config_panel.toml
+++ b/config_panel.toml
@@ -14,6 +14,15 @@ name = "HedgeDoc configuration"
         help = "Set to allow anonymous usage (default is true)."
         bind = "allow_anonymous:__FINALPATH__/config.json"
 
+        [main.config.allow_anonymous_edits]
+        ask = "Allow anonymous edits"
+        type = "boolean"
+        yes = "true"
+        no = "false"
+        help = "Allow users to select freely permission, allowing guests to edit existing notes."
+        bind = "allow_anonymous_edits:__FINALPATH__/config.json"
+
+
         [main.config.allow_email_registration]
         ask = "Allow email registration"
         type = "boolean"
diff --git a/scripts/install b/scripts/install
index 5cdc25d..6d257e0 100644
--- a/scripts/install
+++ b/scripts/install
@@ -30,6 +30,7 @@ is_public=$YNH_APP_ARG_IS_PUBLIC
 app=$YNH_APP_INSTANCE_NAME
 
 allow_anonymous=false
+allow_anonymous_edits=false
 allow_email_registration=false
 allow_free_url=false
 require_free_url_authentication=false
@@ -56,6 +57,7 @@ ynh_app_setting_set --app=$app --key=allow_anonymous --value=$allow_anonymous
 ynh_app_setting_set --app=$app --key=allow_email_registration --value=$allow_email_registration
 ynh_app_setting_set --app=$app --key=allow_free_url --value=$allow_free_url
 ynh_app_setting_set --app=$app --key=require_free_url_authentication --value=$require_free_url_authentication
+ynh_app_setting_set --app=$app --key=allow_anonymous_edits --value=$allow_anonymous_edits
 
 #=================================================
 # STANDARD MODIFICATIONS
diff --git a/scripts/upgrade b/scripts/upgrade
index 577b81f..3afcbd2 100644
--- a/scripts/upgrade
+++ b/scripts/upgrade
@@ -25,6 +25,7 @@ db_user=$db_name
 db_pwd=$(ynh_app_setting_get --app=$app --key=psqlpwd)
 
 allow_anonymous=$(ynh_app_setting_get --app=$app --key=allow_anonymous)
+allow_anonymous_edits=$(ynh_app_setting_get --app=$app --key=allow_anonymous_edits)
 allow_email_registration=$(ynh_app_setting_get --app=$app --key=allow_email_registration)
 allow_free_url=$(ynh_app_setting_get --app=$app --key=allow_free_url)
 require_free_url_authentication=$(ynh_app_setting_get --app=$app --key=require_free_url_authentication)
@@ -45,6 +46,11 @@ if [ -z "$allow_anonymous" ]; then
 	ynh_app_setting_set --app=$app --key=allow_anonymous --value=$allow_anonymous
 fi
 
+if [ -z "$allow_anonymous_edits" ]; then
+	allow_anonymous_edits="false"
+	ynh_app_setting_set --app=$app --key=allow_anonymous_edits --value=$allow_anonymous_edits
+fi
+
 if [ -z "$allow_email_registration" ]; then
 	allow_email_registration="false"
 	ynh_app_setting_set --app=$app --key=allow_email_registration --value=$allow_email_registration