diff --git a/README.md b/README.md
index f7708639..cb8d923e 100644
--- a/README.md
+++ b/README.md
@@ -107,7 +107,6 @@ environment:
   CONFIG: |
     log-level: info
     ssh.git-enabled: false
-    disable-signup: true
     # ...
 ```
 
diff --git a/internal/models/admin_setting.go b/internal/models/admin_setting.go
index 5680e10f..0cfae523 100644
--- a/internal/models/admin_setting.go
+++ b/internal/models/admin_setting.go
@@ -10,8 +10,9 @@ type AdminSetting struct {
 }
 
 const (
-	SettingDisableSignup = "disable-signup"
-	SettingRequireLogin  = "require-login"
+	SettingDisableSignup    = "disable-signup"
+	SettingRequireLogin     = "require-login"
+	SettingDisableLoginForm = "disable-login-form"
 )
 
 func GetSetting(key string) (string, error) {
diff --git a/internal/models/db.go b/internal/models/db.go
index 1bda6403..540d5390 100644
--- a/internal/models/db.go
+++ b/internal/models/db.go
@@ -27,8 +27,9 @@ func Setup(dbpath string) error {
 
 	// Default admin setting values
 	return initAdminSettings(map[string]string{
-		SettingDisableSignup: "0",
-		SettingRequireLogin:  "0",
+		SettingDisableSignup:    "0",
+		SettingRequireLogin:     "0",
+		SettingDisableLoginForm: "0",
 	})
 }