diff --git a/UnityPy/files/BundleFile.py b/UnityPy/files/BundleFile.py
index ed014c92..3d011afa 100644
--- a/UnityPy/files/BundleFile.py
+++ b/UnityPy/files/BundleFile.py
@@ -502,14 +502,21 @@ def decompress_data(
             The decompressed data."""
         comp_flag = CompressionFlags(flags & ArchiveFlags.CompressionTypeMask)
 
-        if self.decryptor is not None and flags & 0x100:
-            compressed_data = self.decryptor.decrypt_block(compressed_data, index)
+        if self.decryptor is not None and comp_flag != CompressionFlags.NONE and flags & 0x100:
+            de_compressed_data = self.decryptor.decrypt_block(compressed_data, index)
+        else:
+            de_compressed_data = compressed_data
 
         if comp_flag in CompressionHelper.DECOMPRESSION_MAP:
-            return cast(
-                bytes,
-                CompressionHelper.DECOMPRESSION_MAP[comp_flag](compressed_data, uncompressed_size),
-            )
+            try:
+                return cast(
+                    bytes,
+                    CompressionHelper.DECOMPRESSION_MAP[comp_flag](de_compressed_data, uncompressed_size),
+                )
+            except:
+                return cast(
+                    bytes,
+                    CompressionHelper.DECOMPRESSION_MAP[comp_flag](compressed_data, uncompressed_size),)
         else:
             raise ValueError(f"Unknown compression! flag: {flags}, compression flag: {comp_flag.value}")