diff --git a/backend/main.py b/backend/main.py
index e4943ec..2fbdd19 100644
--- a/backend/main.py
+++ b/backend/main.py
@@ -164,7 +164,7 @@ async def surveiller_dslr():
                         if _echecs_connexion % 3 == 0:
                             log.warning("Reset USB Canon tentative de deblocage...")
                             _usb_reset_canon()
-                            await asyncio.sleep(3)
+                            await asyncio.sleep(12)  # Laisser le Canon se ré-énumérer (~10s)
         except Exception as e:
             log.debug(f"surveiller_dslr: {e}")