diff --git a/toplev.py b/toplev.py
index 73f6ba54..d6145650 100755
--- a/toplev.py
+++ b/toplev.py
@@ -4097,6 +4097,8 @@ def model_setup(runner, cpuname, pe, kernel_version):
         import ehl_ratios
         model = ehl_ratios
     else:
+        if not args.quiet:
+            print("Warning: Unknown CPU model number, falling back to simple model")
         ht_warning()
         import simple_ratios
         model = simple_ratios