diff --git a/lib/api/source/sync.php b/lib/api/source/sync.php
index 084dfca..9702da9 100755
--- a/lib/api/source/sync.php
+++ b/lib/api/source/sync.php
@@ -78,7 +78,7 @@
 		$postraw = "--$boundary";
 
 		foreach($postarray as $postkey=>$postvalue)
-			$postraw .= "\r\ncontent-disposition: form-data; name=\"$postkey\"\r\n\r\n$postvalue\r\n--$boundary";
+			$postraw .= "\r\nContent-Disposition: form-data; name=\"$postkey\"\r\n\r\n$postvalue\r\n--$boundary";
 
 		$postraw .= "--";