diff --git a/htdocs/langs/en_US/commercial.lang b/htdocs/langs/en_US/commercial.lang
index 784d9f4cb02..0c8458cd324 100644
--- a/htdocs/langs/en_US/commercial.lang
+++ b/htdocs/langs/en_US/commercial.lang
@@ -75,15 +75,15 @@ DraftPropals=Draft commercial proposals
 NoLimit=No limit
 ToOfferALinkForOnlineSignature=Link for online signature
 WelcomeOnOnlineSignaturePageProposal=Welcome to the page to accept commercial proposals from %s
-WelcomeOnOnlineSignaturePageContract=Welcome to %s Contract PDF Signing Page
-WelcomeOnOnlineSignaturePageFichinter=Welcome to %s Intervention PDF Signing Page
-WelcomeOnOnlineSignaturePageSociete_rib=Welcome to %s SEPA mandate PDF Signing Page
-WelcomeOnOnlineSignaturePageExpedition=Welcome to %s Shipment PDF Signing Page
+WelcomeOnOnlineSignaturePageContract=Welcome to %s contract signature page
+WelcomeOnOnlineSignaturePageFichinter=Welcome to %s intervention signature page
+WelcomeOnOnlineSignaturePageSociete_rib=Welcome to %s SEPA mandate signature page
+WelcomeOnOnlineSignaturePageExpedition=Welcome to %s shipment signature page
 ThisScreenAllowsYouToSignDocFromProposal=This screen allow you to accept and sign, or refuse, a quote/commercial proposal
-ThisScreenAllowsYouToSignDocFromContract=This screen allow you to sign contract on PDF format online.
-ThisScreenAllowsYouToSignDocFromFichinter=This screen allow you to sign intervention on PDF format online.
-ThisScreenAllowsYouToSignDocFromSociete_rib=This screen allow you to sign SEPA Mandate on PDF format online.
-ThisScreenAllowsYouToSignDocFromExpedition=This screen allow you to sign shipment on PDF format online.
+ThisScreenAllowsYouToSignDocFromContract=This screen allow you to sign online a contract.
+ThisScreenAllowsYouToSignDocFromFichinter=This screen allow you to sign online an intervention.
+ThisScreenAllowsYouToSignDocFromSociete_rib=This screen allow you to sign online a SEPA Mandate.
+ThisScreenAllowsYouToSignDocFromExpedition=This screen allow you to sign online a shipment.
 ThisIsInformationOnDocumentToSignProposal=This is information on document to accept or refuse
 ThisIsInformationOnDocumentToSignContract=This is information on contract to sign
 ThisIsInformationOnDocumentToSignFichinter=This is information on intervention to sign