diff --git a/src/main/java/catering/order/OrderController.java b/src/main/java/catering/order/OrderController.java
index a1b21c7..b854d93 100644
--- a/src/main/java/catering/order/OrderController.java
+++ b/src/main/java/catering/order/OrderController.java
@@ -173,6 +173,11 @@ public class OrderController {
 	@PostMapping("/event/addProduct")
 	@PreAuthorize("hasRole('CUSTOMER')")
 	public String addProduct(@RequestParam("pid") Product product, @RequestParam("number") int number, @ModelAttribute("event") CustomCart cart) {
+		// check if product is suitable
+		if (product.getCategories().stream().noneMatch(c -> c.equals(cart.getOrderType().toString()))) {
+			return "redirect:/event";
+		}
+
 		Quantity amount = Quantity.of(number > 0 ? number : 1);
 		Quantity cartQuantity = cart.getQuantity(product);
 		Quantity available;