diff --git a/config_panel.toml b/config_panel.toml
index 24cbbc1..f129352 100644
--- a/config_panel.toml
+++ b/config_panel.toml
@@ -7,12 +7,12 @@ name.fr = "Information à propos de votre propre code"
     [main.custom_code]
         [main.custom_code.main_folder]
         ask = "Name of your app's main folder"
-        type = "string"
+        type = "path"
         default = "FastAPIAppFolder"
         help = "It's the folder containing the object 'app' in __init__.py"
 
-        [main.custom_code.requirements]
-        ask = "Do you have a custom requirement.txt"
-        type = "boolean"
+        [main.custom_code.requirements_path]
+        ask = "path to your requirements.txt file"
+        type = "path"
         optional = true
-        help = "Check it if you want my_FastAPI_app to install your custom python dependencies."
+        help = "Relative path to your requirement file, including it's name"
diff --git a/scripts/config b/scripts/config
index 78bcbf3..0bffb37 100644
--- a/scripts/config
+++ b/scripts/config
@@ -45,6 +45,9 @@ ynh_app_config_apply() {
         chpasswd <<< "${app}:${password}"
     fi
 
+    ynh_script_progression --message="Stopping a systemd service..." --weight=1
+    ynh_systemd_action --service_name=$app --action="stop" --log_path="/var/log/$app/$app.log"
+
     # Symbolic link to main app folder
     if [ ! "$main_folder" == "FastAPIAppFolder" ]
     then
@@ -54,15 +57,18 @@ ynh_app_config_apply() {
         ln -s "$data_dir/$main_folder" "$data_dir/FastAPIAppFolder"
     fi
 
-    if [ $requirements == 1 ]
+    if [ ! "$requirements_path" == "" ]
     then
         ynh_print_info --message="Installing python custom requirements"
         # Enable python virtual environnement
         source $install_dir/venv/bin/activate
 
         # Install user's custom requirements
-        pip install -r $data_dir/requirements.txt
+        pip install -r $data_dir/$requirements_path
     fi
+
+    ynh_script_progression --message="Starting a systemd service..." --weight=1
+    ynh_systemd_action --service_name=$app --action="start" --log_path="/var/log/$app/$app.log"
 }
 
 ynh_app_config_run $1