diff --git a/src/controllers/model.controller.ts b/src/controllers/model.controller.ts
index 1152d4a..464daf7 100644
--- a/src/controllers/model.controller.ts
+++ b/src/controllers/model.controller.ts
@@ -42,7 +42,7 @@ async function createModel(req: Request, res: Response): Promise<Response> {
 
 async function updateModel(req: Request, res: Response): Promise<Response> {
 	const body: IDbModel = req.body;
-	const doesExist = await ModelService.getBySlug(`${body.slug_name}`);
+	const doesExist = await ModelService.getBySlug(`${req.params["modelSlug"]}`);
 	if (!doesExist) {
 		logger.error("Model does not exist");
 		return res.status(404).json({