diff --git a/src/Service/Documents.php b/src/Service/Documents.php
index 5474fda..5718ee7 100644
--- a/src/Service/Documents.php
+++ b/src/Service/Documents.php
@@ -62,7 +62,7 @@ public function AddToDocumentLibrary(string $filePath, string $caseId, string $f
         $fileName = preg_replace('@[<>:"/\\\\|?*]@', '_', $fileName);
 
         // Normalize white space.
-        $fileName = preg_replace('/[[:space:]]/', ' ', $fileName);
+        $fileName = preg_replace('/[[:space:]]/', ' ', trim($fileName));
 
         $result = $this->getData(
             'POST',