diff --git a/main/inc/lib/api.lib.php b/main/inc/lib/api.lib.php
index 35de0d4aa3..745aa4f6c4 100644
--- a/main/inc/lib/api.lib.php
+++ b/main/inc/lib/api.lib.php
@@ -6431,7 +6431,7 @@ function api_replace_dangerous_char($filename, $treat_spaces_as_hyphens = true)
         250,
         '',
         true,
-        true,
+        false,
         false,
         false,
         $treat_spaces_as_hyphens