diff --git a/pybtc/connector.py b/pybtc/connector.py
index 3aa03e3..08d9070 100644
--- a/pybtc/connector.py
+++ b/pybtc/connector.py
@@ -413,6 +413,8 @@ class Connector:
         if "previousblockhash" not in block :
             return
         lb = self.block_cache.get_last()
+        self.log.critical(str(lb))
+        self.log.critical(str(block["previousblockhash"]))
         if lb is None and not self.last_block_height:
             return
         if self.block_cache.get_last() != block["previousblockhash"]: