diff --git a/internal/domain/auth_request.go b/internal/domain/auth_request.go
index 38363ff09a..8e0c031415 100644
--- a/internal/domain/auth_request.go
+++ b/internal/domain/auth_request.go
@@ -111,11 +111,11 @@ const (
 )
 
 func NewAuthRequestFromType(requestType AuthRequestType) (*AuthRequest, error) {
-	request, ok := authRequestTypeMapping[requestType]
-	if !ok {
-		return nil, errors.ThrowInvalidArgument(nil, "DOMAIN-ds2kl", "invalid request type")
+	switch requestType {
+	case AuthRequestTypeOIDC:
+		return &AuthRequest{Request: &AuthRequestOIDC{}}, nil
 	}
-	return &AuthRequest{Request: request}, nil
+	return nil, errors.ThrowInvalidArgument(nil, "DOMAIN-ds2kl", "invalid request type")
 }
 
 func (a *AuthRequest) WithCurrentInfo(info *BrowserInfo) *AuthRequest {
diff --git a/internal/domain/request.go b/internal/domain/request.go
index b31d85fe57..c0bfd69bfd 100644
--- a/internal/domain/request.go
+++ b/internal/domain/request.go
@@ -15,12 +15,6 @@ type Request interface {
 
 type AuthRequestType int32
 
-var (
-	authRequestTypeMapping = map[AuthRequestType]Request{
-		AuthRequestTypeOIDC: &AuthRequestOIDC{},
-	}
-)
-
 const (
 	AuthRequestTypeOIDC AuthRequestType = iota
 	AuthRequestTypeSAML