diff --git a/pybtc/connector/connector.py b/pybtc/connector/connector.py
index df78673..ce73d48 100644
--- a/pybtc/connector/connector.py
+++ b/pybtc/connector/connector.py
@@ -172,8 +172,8 @@ class Connector:
             lb = self.db.get(b"last_block")
             if lb is None:
                 lb = 0
-                self.db.set(b"last_block", int_to_bytes(0))
-                self.db.set(b"last_cached_block", int_to_bytes(0))
+                self.db.put(b"last_block", int_to_bytes(0))
+                self.db.puts(b"last_cached_block", int_to_bytes(0))
             else:
                 lb = bytes_to_int(lb)
             lc = bytes_to_int(self.db.get(b"last_cached_block"))