diff --git a/throttled.py b/throttled.py
index 25b1749..80899a0 100755
--- a/throttled.py
+++ b/throttled.py
@@ -154,8 +154,10 @@ supported_cpus = {
     (6, 142, 10): 'Kabylake',
     (6, 142, 11): 'WhiskeyLake',
     (6, 142, 12): 'Comet Lake-U',
-    (6, 151, 2): 'AlderLake-S',
+    (6, 151, 2): 'AlderLake-S/HX',
+    (6, 151, 5): 'AlderLake-S',
     (6, 154, 3): 'AlderLake-P/H',
+    (6, 154, 4): 'AlderLake-U',
     (6, 156, 0): 'JasperLake',
     (6, 158, 9): 'KabylakeG',
     (6, 158, 10): 'Coffeelake',