diff --git a/back/app/contract/print/__init__.py b/back/app/contract/print/__init__.py
index ee7e4798..bea1e56d 100644
--- a/back/app/contract/print/__init__.py
+++ b/back/app/contract/print/__init__.py
@@ -81,7 +81,7 @@ async def render_css(root_url, contract):
 async def preview_draft(draft_id: str, request: Request) -> str:
     draft = await build_model(await ContractDraft.get(draft_id))
 
-    return await render_print(f'{request.url.scheme}://{request.url.hostname}', draft)
+    return await render_print('', draft)
 
 
 @print_router.get("/preview/signature/{signature_id}", response_class=HTMLResponse)
@@ -91,7 +91,7 @@ async def preview_contract_by_signature(signature_id: str, request: Request) ->
         if p.signature_affixed:
             p.signature_png = retrieve_signature_png(f'media/signatures/{p.signature_uuid}.png')
 
-    return await render_print(f'{request.url.scheme}://{request.url.hostname}', contract)
+    return await render_print('', contract)
 
 
 @print_router.get("/preview/{contract_id}", response_class=HTMLResponse)
@@ -101,7 +101,7 @@ async def preview_contract(contract_id: str, request: Request) -> str:
         if p.signature_affixed:
             p.signature_png = retrieve_signature_png(f'media/signatures/{p.signature_uuid}.png')
 
-    return await render_print(f'{request.url.scheme}://{request.url.hostname}', contract)
+    return await render_print('', contract)
 
 
 @print_router.get("/pdf/{contract_id}", response_class=FileResponse)