diff --git a/dlibrary/dlibrary.py b/dlibrary/dlibrary.py
index 50add4f..012d1dd 100755
--- a/dlibrary/dlibrary.py
+++ b/dlibrary/dlibrary.py
@@ -781,12 +781,6 @@ def alphabetic_numbering(entries, start_point):
             debug(f'Index value {index} is already present, giving up')
             return None
         alphabetized[(index,)] = [entry]
-    indices = list(alphabetized.keys())
-    indices.sort()
-    for i in range(1, len(indices)):
-        if not (indices[i][0] - indices[i-1][0] == 1 or (indices[i-1][0] == 0 and indices[i][0] == 2)):
-            debug(f'Adjacent indices {indices[i][0]} and {indices[i-1][0]} are not consecutive, giving up')
-            return None
     return alphabetized
 
 def check_extension(path, exts):