diff --git a/app/Backend/Http.hs b/app/Backend/Http.hs
index e99c8be..4b6f813 100644
--- a/app/Backend/Http.hs
+++ b/app/Backend/Http.hs
@@ -67,9 +67,9 @@ httpDefaultSettings = [httpDefaultSetting]
 httpConfigCodec :: TomlCodec HttpConfiguration
 httpConfigCodec =
   HttpConfiguration
-    <$> Toml.configM Toml.text "InstanceName" .= instanceName
-    <*> Toml.configM Toml.int  "Port"         .= port
-    <*> Toml.configM bindPreference "Bind"    .= bindPref
+    <$> Toml.configM Toml.text "instanceName" .= instanceName
+    <*> Toml.configM Toml.int  "port"         .= port
+    <*> Toml.configM bindPreference "bind"    .= bindPref
 
 httpConfigsCodec :: TomlCodec [HttpConfiguration]
 httpConfigsCodec = Toml.list httpConfigCodec "http"
diff --git a/app/Backend/Https.hs b/app/Backend/Https.hs
index 69afa1e..01f2181 100644
--- a/app/Backend/Https.hs
+++ b/app/Backend/Https.hs
@@ -55,9 +55,9 @@ httpsDefaultSettings = [httpsDefaultSetting]
 httpsConfigCodec' :: TomlCodec TLSConfiguration
 httpsConfigCodec' =
   TLSConfiguration
-    <$> Toml.configM Toml.string "Certificate"               .= certFile
-    <*> Toml.configM (Toml.arrayOf Toml._String) "CertChain" .= certChain
-    <*> Toml.configM Toml.string "KeyFile"                   .= keyFile
+    <$> Toml.configM Toml.string "certificate"               .= certFile
+    <*> Toml.configM (Toml.arrayOf Toml._String) "certChain" .= certChain
+    <*> Toml.configM Toml.string "keyFile"                   .= keyFile
 
 httpsConfigCodec :: TomlCodec HttpsConfiguration
 httpsConfigCodec = Toml.pair httpConfigCodec httpsConfigCodec'