diff --git a/osaca/osaca.py b/osaca/osaca.py
index b97bcb7..ec10e3a 100755
--- a/osaca/osaca.py
+++ b/osaca/osaca.py
@@ -20,6 +20,7 @@ SUPPORTED_ARCHS = [
     "BDW",
     "SKX",
     "CSX",
+    "CLX",
     "ICL",
     "ZEN1",
     "ZEN2",
@@ -190,6 +191,9 @@ def check_arguments(args, parser):
         parser.error(
             "Microarchitecture not supported. Please see --help for all valid architecture codes."
         )
+    # manually set CLX to CSX to support both abbreviations
+    if args.arch.upper() == "CLX":
+        args.arch = "CSX"
     if "import_data" in args and args.import_data not in supported_import_files:
         parser.error(
             "Microbenchmark not supported for data import. Please see --help for all valid "