diff --git a/main.go b/main.go
index 7143166..7062afa 100644
--- a/main.go
+++ b/main.go
@@ -89,7 +89,7 @@ func getRandomOpenSeaAsset() (Asset, error) {
 			continue
 		}
 		id := getOpenSeaId(a.Id)
-		file, err := os.Open(filepath.Join(NFTS_DIR, id))
+		file, err := os.Open(filepath.Join(NFTS_DIR, id+".json"))
 		defer file.Close()
 		if errors.Is(err, fs.ErrNotExist) {
 			return a, nil