diff --git a/src/picture_lister/Picture_Lister.java b/src/picture_lister/Picture_Lister.java
index c0a2a28..fa4b54c 100644
--- a/src/picture_lister/Picture_Lister.java
+++ b/src/picture_lister/Picture_Lister.java
@@ -40,6 +40,9 @@ public class Picture_Lister {
             for(int i = 1; i < args.length; i++){
                 file_format[i-1] = args[i];
             }
+        } else {
+            file_format[0] = ".png";
+            file_format[1] = ".jpg";
         }
         System.out.println(picture_dir);
         //Creating a File object for directory