diff --git a/unblob/processing.py b/unblob/processing.py
index b754e2ec2b..35c40b4b63 100644
--- a/unblob/processing.py
+++ b/unblob/processing.py
@@ -452,13 +452,7 @@ def _iterate_directory(self, extract_dirs, processed_paths):
 
 
 def is_padding(file: File, chunk: UnknownChunk):
-    return not any(
-        current_byte != next_byte
-        for current_byte, next_byte in zip(
-            file[chunk.start_offset : chunk.end_offset],
-            file[chunk.start_offset + 1 : chunk.end_offset],
-        )
-    )
+    return len(set(file[chunk.start_offset : chunk.end_offset])) == 1
 
 
 def process_patterns(