diff --git a/inventory_provider/routes/poller.py b/inventory_provider/routes/poller.py
index 66a10d18b5447a27fede2a8eb37fc580c027b26b..775c4e57dcf0e4ad968f3cc130f6e19704e786f1 100644
--- a/inventory_provider/routes/poller.py
+++ b/inventory_provider/routes/poller.py
@@ -853,7 +853,7 @@ def interface_speed(ifc):
         if ifc_name.startswith('xe'):
             return 10 * Gb
         if ifc_name.startswith('et'):
-            return 100 * Gb
+            return 400 * Gb
         logger.warning(f'unrecognized interface name: {ifc_name}')
         return -1