diff --git a/pybtc/connector/utxo.py b/pybtc/connector/utxo.py
index 5399f8e..6850c36 100644
--- a/pybtc/connector/utxo.py
+++ b/pybtc/connector/utxo.py
@@ -133,10 +133,10 @@ class UTXO():
         self._requests += 1
         try:
             i = self.cached[key]
-            # try:
-            #     self.destroyed[block_height].add(key)
-            # except:
-            #     self.destroyed[block_height] = {key}
+            try:
+                self.destroyed[block_height].add(key)
+            except:
+                self.destroyed[block_height] = {key}
             self._hit += 1
             return i
         except: