diff --git a/scripts/install b/scripts/install
index 992b3ab..4dead3c 100644
--- a/scripts/install
+++ b/scripts/install
@@ -107,7 +107,13 @@ phpversion=$(ynh_app_setting_get --app=$app --key=phpversion)
 #=================================================
 ynh_script_progression --message="Configuring Kanboard..."
 
-ynh_add_config --template="../conf/config.php" --destination="$final_path/config.php"
+cp ../conf/config.php "$final_path/config.php"
+
+ynh_replace_string --match_string="__DB_PWD__" --replace_string="$db_pwd" --target_file="$final_path/config.php"
+ynh_replace_string --match_string="__DB_NAME__" --replace_string=$db_name --target_file="$final_path/config.php"
+ynh_replace_string --match_string="__ADMIN__" --replace_string=$admin --target_file="$final_path/config.php"
+ynh_replace_string --match_string="__EMAIL__" --replace_string=$email --target_file="$final_path/config.php"
+ynh_replace_string --match_string="__DOMAIN__"  --replace_string=$domain --target_file="$final_path/config.php"
 
 chmod 400 "$final_path/config.php"
 chown $app "$final_path/config.php"
diff --git a/scripts/upgrade b/scripts/upgrade
index cf3091c..da0784c 100644
--- a/scripts/upgrade
+++ b/scripts/upgrade
@@ -161,9 +161,6 @@ else
 	ynh_app_setting_set --app=$app --key=unprotected_uris --value="/jsonrpc.php"
 fi
 
-# Calculate and store the config file checksum into the app settings
-ynh_store_file_checksum --file="$config_php"
-
 #=================================================
 # RELOAD NGINX
 #=================================================