diff --git a/include/lib/user_common.php b/include/lib/user_common.php
index 5ab89c801..abb1f3839 100644
--- a/include/lib/user_common.php
+++ b/include/lib/user_common.php
@@ -223,10 +223,10 @@ function check_parameter($p_array,$p_needed)
 function clean_filename($p_filename)
 {
     $filename=$p_filename;
-    foreach (array('/','*','<','>',';',',','\\',':','(',')',' ','[',']','.') as $i) {
+    foreach (array('/','*','<','>',';',',','\\',':','(',')',' ','[',']') as $i) {
             $filename= str_replace($i, "-",$filename);
     }
     return $filename;
 
 }
-?>
\ No newline at end of file
+?>