diff --git a/internal/port/handler_http_api_error.go b/internal/port/handler_http_api_error.go
index 6ba834c..24e79b6 100644
--- a/internal/port/handler_http_api_error.go
+++ b/internal/port/handler_http_api_error.go
@@ -155,7 +155,7 @@ func (re apiErrorRenderer) domainErrorToAPIError(domainErr domain.Error) apiErro
 
 		pathSegments = append(pathSegments, withPath.Path())
 
-		u, ok := err.(interface {
+		u, ok := withPath.(interface {
 			Unwrap() error
 		})
 		if ok {