diff --git a/tests/unit/workflow/engine/src/ProcessMaker/Validation/ValidationUploadedFilesTest.php b/tests/unit/workflow/engine/src/ProcessMaker/Validation/ValidationUploadedFilesTest.php
index 171c41f27..21cb3b094 100644
--- a/tests/unit/workflow/engine/src/ProcessMaker/Validation/ValidationUploadedFilesTest.php
+++ b/tests/unit/workflow/engine/src/ProcessMaker/Validation/ValidationUploadedFilesTest.php
@@ -118,8 +118,14 @@ class ValidationUploadedFilesTest extends TestCase
     public function tearDown()
     {
         parent::tearDown(); // TODO: Change the autogenerated stub
-        unlink(PATH_DATA . '1.PNG');
-        unlink(PATH_DATA . '1.png');
-        unlink(PATH_DATA . '1.PnG');
+        if (file_exists(PATH_DATA . '1.PNG')) {
+            unlink(PATH_DATA . '1.PNG');
+        }
+        if (file_exists(PATH_DATA . '1.png')) {
+            unlink(PATH_DATA . '1.png');
+        }
+        if (file_exists(PATH_DATA . '1.PnG')) {
+            unlink(PATH_DATA . '1.PnG');
+        }
     }
 }
\ No newline at end of file