diff --git a/config/development_polygon.toml b/config/development_polygon.toml
index f6eb5743..65a34f21 100644
--- a/config/development_polygon.toml
+++ b/config/development_polygon.toml
@@ -8,7 +8,7 @@ db_max_connections = 20
 # production runs inside docker and so uses "mysql://root:web3_proxy@db:3306/web3_proxy" for db_url
 db_url = "mysql://root:dev_web3_proxy@127.0.0.1:13306/dev_web3_proxy"
 
-deposit_factory_contract = "0x4e3bc2054788de923a04936c6addb99a05b0ea36"
+deposit_factory_contract = "0x4e3BC2054788De923A04936C6ADdB99A05B0Ea36"
 deposit_topic = "0x45fdc265dc29885b9a485766b03e70978440d38c7c328ee0a14fa40c76c6af54"
 
 # a timeseries database is optional. it is used for making pretty graphs
diff --git a/config/example.toml b/config/example.toml
index ad6ac303..962dc9c4 100644
--- a/config/example.toml
+++ b/config/example.toml
@@ -11,8 +11,7 @@ db_url = "mysql://root:dev_web3_proxy@127.0.0.1:13306/dev_web3_proxy"
 # read-only replica useful when running the proxy in multiple regions
 db_replica_url = "mysql://root:dev_web3_proxy@127.0.0.1:13306/dev_web3_proxy"
 
-deposit_factory_contract = "0x4e3bc2054788de923a04936c6addb99a05b0ea36"
-deposit_topic = "0x45fdc265dc29885b9a485766b03e70978440d38c7c328ee0a14fa40c76c6af54"
+deposit_factory_contract = "0x4e3BC2054788De923A04936C6ADdB99A05B0Ea36"
 
 kafka_urls = "127.0.0.1:19092"
 kafka_protocol = "plaintext"