diff --git a/htdocs/expedition/fiche.php b/htdocs/expedition/fiche.php
index f26ed0e8efe..3158c1ccf4b 100644
--- a/htdocs/expedition/fiche.php
+++ b/htdocs/expedition/fiche.php
@@ -1051,25 +1051,25 @@ else
             // Weight
             print '<tr><td>'.$form->editfieldkey("Weight",'trueWeight',$object->trueWeight,$object,$user->rights->expedition->creer).'</td><td colspan="3">';
             print $form->editfieldval("Weight",'trueWeight',$object->trueWeight,$object,$user->rights->expedition->creer);
-            print ($object->weight_units!='')?' '.measuring_units_string($object->weight_units,"weight"):'';
+            print ($object->trueWeight && $object->weight_units!='')?' '.measuring_units_string($object->weight_units,"weight"):'';
             print '</td></tr>';
 
             // Width
             print '<tr><td>'.$form->editfieldkey("Width",'trueWidth',$object->trueWidth,$object,$user->rights->expedition->creer).'</td><td colspan="3">';
             print $form->editfieldval("Width",'trueWidth',$object->trueWidth,$object,$user->rights->expedition->creer);
-            print ($object->trueWidth!='')?' '.measuring_units_string($object->width_units,"size"):'';
+            print ($object->trueWidth && $object->width_units!='')?' '.measuring_units_string($object->width_units,"size"):'';
             print '</td></tr>';
 
             // Height
             print '<tr><td>'.$form->editfieldkey("Height",'trueHeight',$object->trueHeight,$object,$user->rights->expedition->creer).'</td><td colspan="3">';
             print $form->editfieldval("Height",'trueHeight',$object->trueHeight,$object,$user->rights->expedition->creer);
-            print ($object->trueHeight!='')?' '.measuring_units_string($object->height_units,"size"):'';
+            print ($object->trueHeight && $object->height_units!='')?' '.measuring_units_string($object->height_units,"size"):'';
             print '</td></tr>';
 
             // Depth
             print '<tr><td>'.$form->editfieldkey("Depth",'trueDepth',$object->trueDepth,$object,$user->rights->expedition->creer).'</td><td colspan="3">';
             print $form->editfieldval("Depth",'trueDepth',$object->trueDepth,$object,$user->rights->expedition->creer);
-            print ($object->trueDepth!='')?' '.measuring_units_string($object->depth_units,"size"):'';
+            print ($object->trueDepth && $object->depth_units!='')?' '.measuring_units_string($object->depth_units,"size"):'';
             print '</td></tr>';
 
             // Volume
diff --git a/htdocs/langs/en_US/mails.lang b/htdocs/langs/en_US/mails.lang
index 97d6dbd92cd..f143a7fa167 100644
--- a/htdocs/langs/en_US/mails.lang
+++ b/htdocs/langs/en_US/mails.lang
@@ -77,8 +77,8 @@ MailingStatusRead=Read
 CheckRead=Read Receipt
 YourMailUnsubcribeOK=The email <b>%s</b>  is correctly unsubcribe from mailing list
 MailtoEMail=Hyper link to email
-ActivateCheckRead=Allow to use the Read receipt tracker and the unsubcribe link
-ActivateCheckReadKey=Key use to encrypt URL use for Read Receipt and unsubcribe function
+ActivateCheckRead=Allow to use the "Read receipt" tracker and the "Unsubcribe" link
+ActivateCheckReadKey=Key use to encrypt URL use for "Read Receipt" and "Unsubcribe" feature
 EMailSentToNRecipients=EMail sent to %s recipients.
 
 # Libelle des modules de liste de destinataires mailing