diff --git a/src/OptimizerChain.php b/src/OptimizerChain.php
index cf6b948..7bf4018 100644
--- a/src/OptimizerChain.php
+++ b/src/OptimizerChain.php
@@ -68,6 +68,7 @@ public function optimize(string $pathToImage, string $pathToOutput = null)
             if($check == false){
                 throw new InvalidArgumentException("Cannot copy file");
             }
+            $pathToImage = $pathToOutput;
         }
         $image = new Image($pathToImage);
         $this->logger->info("Start optimizing {$pathToImage}");