diff --git a/config/00-realm-config.yaml b/config/00-realm-config.yaml
index d8e2724..faa8e3b 100644
--- a/config/00-realm-config.yaml
+++ b/config/00-realm-config.yaml
@@ -1,6 +1,4 @@
 realm: $(REALM_NAME)
-hostname: $(KEYCLOAK_HOSTNAME)
-frontendUrl: $(KEYCLOAK_HOSTNAME)
 enabled: true
 displayName: $(REALM_DISPLAY_NAME)
 loginTheme: Blue_stripes
@@ -18,7 +16,7 @@ supportedLocales:
 smtpServer:
   # Sender Details
   from: $(EMAIL_ADRESS)
-  fromDisplayName: $(REALM_NAME)
+  fromDisplayName: $(REALM_DISPLAY_NAME)
 
   # Connection Settings
   host: $(SMTP_HOST)