diff --git a/split_by_size_or_qty_and_compress.py b/split_by_size_or_qty_and_compress.py
index bd73a07..6bb7fe2 100644
--- a/split_by_size_or_qty_and_compress.py
+++ b/split_by_size_or_qty_and_compress.py
@@ -3,7 +3,7 @@ import os
 import zipfile
 
 ###
-BYTE_SIZE_LIMIT = 22144
+SIZE_LIMIT = 18 # express in KiB
 QUANTITY_LIMIT = 10
 
 dir = os.listdir(os.getcwd())
@@ -24,18 +24,17 @@ def compress(file_names, zip_name):
         zf.close()
 
 
-def split_by_size_or_qty_and_compress(files, size_limit = 1000000000, qty_limit = 100000):
+def split_by_size_or_qty_and_compress(files, size_limit = 1048576, qty_limit = 100000):
     if not (isinstance(files, list)):
           raise TypeError("Not a valid file list")
 
-    num_files = len(files)
     chunk = []
-    part_num = 1
-    count = 0
     chunk_size = 0
+    part_num = 1
+    size_limit = round(size_limit * 1024)
 
-    for file in files:
-        count += 1
+    while (files):
+        file = files.pop()
         chunk_size += os.path.getsize(file)
         
         if(chunk_size > size_limit) or (len(chunk) >= qty_limit):
@@ -43,11 +42,13 @@ def split_by_size_or_qty_and_compress(files, size_limit = 1000000000, qty_limit
             chunk.clear()
             chunk_size = 0
             part_num +=1
+            continue
         else:
             chunk.append(file)
-
-        if(count == num_files):
-            compress(chunk, "Part_" + str(part_num) + ".zip")
+            continue
+    
+    if(len(chunk) > 0):
+        compress(chunk, "Part_" + str(part_num) + ".zip")
 
 
-split_by_size_or_qty_and_compress(files_list, BYTE_SIZE_LIMIT, QUANTITY_LIMIT)
\ No newline at end of file
+split_by_size_or_qty_and_compress(files_list, SIZE_LIMIT, QUANTITY_LIMIT)
\ No newline at end of file