diff --git a/main.js b/main.js
index cef8888..086746a 100755
--- a/main.js
+++ b/main.js
@@ -212,7 +212,8 @@ async function main() {
 			case "apk":
 				mime = "application/vnd.android.package-archive";
 				break;
-			case "jpg" || "jpeg":
+			case "jpg":
+			case "jpeg":
 				mime = "image/jpeg";
 				break;
 			case "png":
@@ -224,7 +225,9 @@ async function main() {
 			case "zip":
 				mime = "application/zip";
 				break;
-			case "txt" || "csv" || "md":
+			case "md":
+			case "txt":
+			case "csv":
 				mime = "text/*";
 				break;
 			default: