diff --git a/internal/api/utils/error.go b/internal/api/utils/error.go
index 0b214590..8b0ed52e 100644
--- a/internal/api/utils/error.go
+++ b/internal/api/utils/error.go
@@ -45,7 +45,16 @@ func ErrInvalidRequest(err error) render.Renderer {
 	}
 }
 
-func ErrRender(err error) render.Renderer {
+func ErrInternalServer(err error) render.Renderer {
+	return &ErrResponse{
+		Err:            err,
+		HTTPStatusCode: 500,
+		StatusText:     "Internal server error.",
+		ErrorText:      err.Error(),
+	}
+}
+
+func ErrNot(err error) render.Renderer {
 	return &ErrResponse{
 		Err:            err,
 		HTTPStatusCode: 422,
@@ -54,6 +63,16 @@ func ErrRender(err error) render.Renderer {
 	}
 }
 
+var ErrNotAuthenticated = &ErrResponse{
+	HTTPStatusCode: 401,
+	StatusText: "Invalid or missing access token.",
+}
+
+var ErrNotAuthorized = &ErrResponse{
+	HTTPStatusCode: 403,
+	StatusText: "Access token does not have the required scope.",
+}
+
 var ErrNotFound = &ErrResponse{
 	HTTPStatusCode: 404,
 	StatusText: "Resource not found.",