diff --git a/examples/llm_ptq/hf_ptq.py b/examples/llm_ptq/hf_ptq.py
index 119a34f2..86e847ac 100755
--- a/examples/llm_ptq/hf_ptq.py
+++ b/examples/llm_ptq/hf_ptq.py
@@ -93,6 +93,7 @@ def auto_quantize(
         qformat
         in [
             "fp8",
+            "int8_sq",
             "int4_awq",
             "nvfp4",
             "nvfp4_awq",