diff --git a/src/productcatalogservice/server.go b/src/productcatalogservice/server.go
index 6454f1d..ae450b2 100644
--- a/src/productcatalogservice/server.go
+++ b/src/productcatalogservice/server.go
@@ -18,63 +18,63 @@ var port = flag.Int("port", 3550, "port to listen at")
 
 var catalog = []*pb.Product{
 	{
-		Id:          "12",
+		Id:          "OLJCESPC7Z",
 		Name:        "Vintage Typewriter",
 		Description: "This typewriter looks good in your living room.",
 		Picture:     "/static/img/products/typewriter.jpg",
 		PriceUsd:    &pb.MoneyAmount{Decimal: 67, Fractional: 99},
 	},
 	{
-		Id:          "14",
+		Id:          "66VCHSJNUP",
 		Name:        "Vintage Camera Lens",
 		Description: "You won't have a camera to use it and it probably doesn't work anyway.",
 		Picture:     "/static/img/products/camera-lens.jpg",
 		PriceUsd:    &pb.MoneyAmount{Decimal: 12, Fractional: 49},
 	},
 	{
-		Id:          "22",
+		Id:          "1YMWWN1N4O",
 		Name:        "Home Barista Kit",
 		Description: "Always wanted to brew coffee with Chemex and Aeropress at home?",
 		Picture:     "/static/img/products/barista-kit.jpg",
 		PriceUsd:    &pb.MoneyAmount{Decimal: 124, Fractional: 0},
 	},
 	{
-		Id:          "56",
+		Id:          "L9ECAV7KIM",
 		Name:        "Terrarium",
 		Description: "This terrarium will looks great in your white painted living room.",
 		Picture:     "/static/img/products/terrarium.jpg",
 		PriceUsd:    &pb.MoneyAmount{Decimal: 36, Fractional: 45},
 	},
 	{
-		Id:          "50",
+		Id:          "2ZYFJ3GM2N",
 		Name:        "Film Camera",
 		Description: "This camera looks like it's a film camera, but it's actually digital.",
 		Picture:     "/static/img/products/film-camera.jpg",
 		PriceUsd:    &pb.MoneyAmount{Decimal: 2245, Fractional: 0},
 	},
 	{
-		Id:          "44",
+		Id:          "0PUK6V6EV0",
 		Name:        "Vintage Record Player",
 		Description: "It still works.",
 		Picture:     "/static/img/products/record-player.jpg",
 		PriceUsd:    &pb.MoneyAmount{Decimal: 65, Fractional: 50},
 	},
 	{
-		Id:          "52",
+		Id:          "LS4PSXUNUM",
 		Name:        "Metal Camping Mug",
 		Description: "You probably don't go camping that often but this is better than plastic cups.",
 		Picture:     "/static/img/products/camp-mug.jpg",
 		PriceUsd:    &pb.MoneyAmount{Decimal: 24, Fractional: 33},
 	},
 	{
-		Id:          "49",
+		Id:          "9SIQT8TOJO",
 		Name:        "City Bike",
 		Description: "This single gear bike probably cannot climb the hills of San Francisco.",
 		Picture:     "/static/img/products/city-bike.jpg",
 		PriceUsd:    &pb.MoneyAmount{Decimal: 789, Fractional: 50},
 	},
 	{
-		Id:          "97",
+		Id:          "6E92ZMYYFZ",
 		Name:        "Air Plant",
 		Description: "Have you ever wondered whether air plants need water? Buy one and figure out.",
 		Picture:     "/static/img/products/air-plant.jpg",
@@ -111,7 +111,7 @@ func (p *productCatalog) GetProduct(ctx context.Context, req *pb.GetProductReque
 			return p, nil
 		}
 	}
-	return nil, status.Errorf(codes.NotFound, "no product with ID %d", req.Id)
+	return nil, status.Errorf(codes.NotFound, "no product with ID %s", req.Id)
 }
 
 func (p *productCatalog) SearchProducts(ctx context.Context, req *pb.SearchProductsRequest) (*pb.SearchProductsResponse, error) {