diff --git a/htdocs/commande/commande.class.php b/htdocs/commande/commande.class.php
index 7d350f7e8b8..671003f2b99 100644
--- a/htdocs/commande/commande.class.php
+++ b/htdocs/commande/commande.class.php
@@ -182,7 +182,7 @@ class Commande
 								$file = $conf->commande->dir_output . "/" . $comref . "/" . $comref . ".pdf";
 								if (file_exists($file))
 								{
-									commande_delete_preview($this->db, $this->id);
+									commande_delete_preview($this->db, $this->id, $this->ref);
 									
 									if (!dol_delete_file($file))
 									{
diff --git a/htdocs/includes/modules/commande/modules_commande.php b/htdocs/includes/modules/commande/modules_commande.php
index 9f93c777354..58f653ccf67 100644
--- a/htdocs/includes/modules/commande/modules_commande.php
+++ b/htdocs/includes/modules/commande/modules_commande.php
@@ -211,7 +211,12 @@ function commande_pdf_create($db, $id, $modele='', $outputlangs='')
    }
 }
 
-
+/**
+   \brief      Supprime l'image de prévisualitation, pour le cas de régénération de commande
+   \param	    db  		objet base de donnée
+   \param	    commandeid	id de la commande à effacer
+   \param     commanderef référence de la commande si besoin
+*/
 function commande_delete_preview($db, $commandeid, $commanderef='')
 {
         global $langs,$conf;
@@ -222,9 +227,7 @@ function commande_delete_preview($db, $commandeid, $commanderef='')
         	$com->fetch($commandeid);
         	$commanderef = $com->ref;
         }
-        //$client = new Societe($db);
-        //$client->fetch($com->soc_id);
-
+        
         if ($conf->commande->dir_output)
         {
         	$comref = sanitize_string($commanderef);
diff --git a/htdocs/includes/modules/propale/modules_propale.php b/htdocs/includes/modules/propale/modules_propale.php
index c836b5f0389..740a7a95bf1 100644
--- a/htdocs/includes/modules/propale/modules_propale.php
+++ b/htdocs/includes/modules/propale/modules_propale.php
@@ -194,25 +194,39 @@ function propale_pdf_create($db, $id, $modele='', $outputlangs='')
    \brief      Supprime l'image de prévisualitation, pour le cas de régénération de propal
    \param	    db  		objet base de donnée
    \param	    propalid	id de la propal à effacer
+   \param     propalref référence de la propal si besoin
 */
-function propale_delete_preview($db, $propalid)
+function propale_delete_preview($db, $propalid, $propalref='')
 {
-	global $langs,$conf;
+        global $langs,$conf;
 
-	$propal = new Propal($db,"",$propalid);
-	$propal->fetch($propalid);  
-	$propal->fetch_client();
-
-	if ($conf->propal->dir_output)
-		{
-			$propalref = sanitize_string($propal->ref); 
-			$dir = $conf->propal->dir_output . "/" . $propalref ;
-			$file = $dir . "/" . $propalref . ".pdf.png";
-      $multiple = $file . ".";
+        if (!$propalref)
+        {
+        	$propal = new Propal($db,"",$propalid);
+        	$propal->fetch($propalid);
+        	$propalref = $propal->ref;
+        }
+        
+        if ($conf->propal->dir_output)
+        {
+        	$propref = sanitize_string($propalref);
+        	$dir = $conf->propal->dir_output . "/" . $propalref ;
+        	$file = $dir . "/" . $propalref . ".pdf.png";
+        	$multiple = $file . ".";
         	
-        	for ($i = 0; $i < 20; $i++)
+        	if ( file_exists( $file ) && is_writable( $file ) )
         	{
-        		$preview = $multiple.$i;
+        		if ( ! unlink($file) )
+        			{
+        				$this->error=$langs->trans("ErrorFailedToOpenFile",$file);
+        				return 0;
+        			}
+        	}
+        	else
+        	{
+        		for ($i = 0; $i < 20; $i++)
+        		{
+        			$preview = $multiple.$i;
         		
         		if ( file_exists( $preview ) && is_writable( $preview ) )
         		{
@@ -222,15 +236,8 @@ function propale_delete_preview($db, $propalid)
         				return 0;
         			}
         		}
-        		else if ( file_exists( $file ) && is_writable( $file ) )
-        		{
-        			if ( ! unlink($file) )
-        			{
-        				$this->error=$langs->trans("ErrorFailedToOpenFile",$file);
-        				return 0;
-        			}
-        		}
         	}
         }
+      }
 }
 ?>
diff --git a/htdocs/propal.class.php b/htdocs/propal.class.php
index 8ba4b46ba4a..46ff19e74a9 100644
--- a/htdocs/propal.class.php
+++ b/htdocs/propal.class.php
@@ -1478,12 +1478,41 @@ class Propal
    */
   function delete($user)
   {
+    global $conf;
+    
     $sql = "DELETE FROM ".MAIN_DB_PREFIX."propaldet WHERE fk_propal = ".$this->id;
     if ( $this->db->query($sql) ) 
       {
 	$sql = "DELETE FROM ".MAIN_DB_PREFIX."propal WHERE rowid = ".$this->id;
 	if ( $this->db->query($sql) ) 
 	  {
+	    
+	    // On efface le répertoire du pdf
+							$propalref = sanitize_string($this->ref);
+							if ($conf->propal->dir_output)
+							{
+								$dir = $conf->propal->dir_output . "/" . $propalref ;
+								$file = $conf->propal->dir_output . "/" . $propalref . "/" . $propalref . ".pdf";
+								if (file_exists($file))
+								{
+									propale_delete_preview($this->db, $this->id, $this->ref);
+									
+									if (!dol_delete_file($file))
+									{
+                    $this->error=$langs->trans("ErrorCanNotDeleteFile",$file);
+                    return 0;
+                  }
+                }
+                if (file_exists($dir))
+                {
+                	if (!dol_delete_dir($dir))
+                  {
+                  	$this->error=$langs->trans("ErrorCanNotDeleteDir",$dir);
+                    return 0;
+                  }
+                }
+              }
+	    
 	    dolibarr_syslog("Suppression de la proposition $this->id par $user->fullname ($user->id)");
 	    return 1;
 	  }