diff --git a/internal/api/controller/user/register.go b/internal/api/controller/user/register.go
index 28ee89e26..b6d62d899 100644
--- a/internal/api/controller/user/register.go
+++ b/internal/api/controller/user/register.go
@@ -12,27 +12,12 @@ import (
 	"github.com/harness/gitness/types"
 )
 
-type RegisterInput struct {
-	Email       string `json:"email"`
-	DisplayName string `json:"display_name"`
-	UID         string `json:"uid"`
-	Password    string `json:"password"`
-}
-
 /*
  * Register creates a new user and returns a new session token on success.
  * This differs from the Create method as it doesn't require auth, but has limited
  * functionalities (unable to create admin user for example).
  */
 func (c *Controller) Register(ctx context.Context, in *CreateInput, config *types.Config) (*types.TokenResponse, error) {
-	// TODO: allow to configure if open register is allowed.
-
-	signUpFlag := config.AllowSignUp
-
-	if !signUpFlag {
-		return nil, fmt.Errorf("user sign-up is disabled")
-	}
-
 	user, err := c.CreateNoAuth(ctx, &CreateInput{
 		UID:         in.UID,
 		Email:       in.Email,
diff --git a/internal/api/handler/account/register.go b/internal/api/handler/account/register.go
index 7b74d436e..7a7d79f38 100644
--- a/internal/api/handler/account/register.go
+++ b/internal/api/handler/account/register.go
@@ -6,6 +6,7 @@ package account
 
 import (
 	"encoding/json"
+	"github.com/harness/gitness/types"
 	"net/http"
 
 	"github.com/harness/gitness/internal/api/controller/user"
@@ -18,13 +19,19 @@ func HandleRegister(userCtrl *user.Controller, config *types.Config) http.Handle
 	return func(w http.ResponseWriter, r *http.Request) {
 		ctx := r.Context()
 
-		in := new(user.RegisterInput)
+		in := new(user.CreateInput)
 		err := json.NewDecoder(r.Body).Decode(in)
 		if err != nil {
 			render.BadRequestf(w, "Invalid request body: %s.", err)
 			return
 		}
 
+		signUpFlag := config.AllowSignUp
+		if !signUpFlag {
+			render.BadRequestf(w, "User sign-up is disabled.")
+			return
+		}
+
 		tokenResponse, err := userCtrl.Register(ctx, in, config)
 		if err != nil {
 			render.TranslatedUserError(w, err)
diff --git a/internal/api/openapi/account.go b/internal/api/openapi/account.go
index cf01db147..d8deef248 100644
--- a/internal/api/openapi/account.go
+++ b/internal/api/openapi/account.go
@@ -21,7 +21,7 @@ type loginRequest struct {
 
 // request to register an account.
 type registerRequest struct {
-	user.RegisterInput
+	user.CreateInput
 }
 
 // helper function that constructs the openapi specification