diff --git a/html/admin/setup.php b/html/admin/setup.php
index 75185fd69..11867b1f2 100644
--- a/html/admin/setup.php
+++ b/html/admin/setup.php
@@ -165,7 +165,7 @@ function ExecuteScript($p_cn,$script) {
  */
 function apply_patch($p_cn,$p_name)
 {
-  $MaxVersion=34;
+  $MaxVersion=35;
   for ( $i = 4;$i <= $MaxVersion;$i++)
 	{
 	$to=$i+1;
diff --git a/html/admin/sql/patch/upgrade35.sql b/html/admin/sql/patch/upgrade35.sql
new file mode 100644
index 000000000..564be9aaa
--- /dev/null
+++ b/html/admin/sql/patch/upgrade35.sql
@@ -0,0 +1,38 @@
+begin;
+CREATE or replace FUNCTION t_document_modele_validate() RETURNS "trigger"
+    AS $$declare 
+    lText text;
+    modified document_modele%ROWTYPE;
+begin
+    modified=NEW;
+
+	modified.md_filename=replace(NEW.md_filename,' ','_');
+	return modified;
+end;$$
+    LANGUAGE plpgsql;
+
+
+
+CREATE  or replace FUNCTION t_document_validate() RETURNS "trigger"
+    AS $$declare
+  lText text;
+    modified document%ROWTYPE;
+begin
+    	modified=NEW;
+	modified.d_filename=replace(NEW.d_filename,' ','_');
+	return modified;
+end;$$
+    LANGUAGE plpgsql;
+
+
+CREATE TRIGGER document_validate
+    BEFORE INSERT OR UPDATE ON document
+    FOR EACH ROW
+    EXECUTE PROCEDURE t_document_validate();
+
+CREATE TRIGGER document_modele_validate
+    BEFORE INSERT OR UPDATE ON document_modele
+    FOR EACH ROW
+    EXECUTE PROCEDURE t_document_modele_validate();
+update version set val=36;
+commit;