diff --git a/dissect/fat/fat.py b/dissect/fat/fat.py
index b2206d8..d1a200e 100644
--- a/dissect/fat/fat.py
+++ b/dissect/fat/fat.py
@@ -160,7 +160,8 @@ def __init__(self, fh, fattype):
 
         self.entry_count = int(self.fh.size // (self.bits_per_entry / 8))
 
-    @lru_cache(4096)
+        self.get = lru_cache(4096)(self.get)
+
     def get(self, cluster):
         if cluster >= self.entry_count:
             raise ValueError(f"Cluster exceeds FAT entry count: {cluster} >= {self.entry_count}")