diff --git a/scripts/analyze_certainty.py b/scripts/analyze_certainty.py
index 8766a0b..1b41d81 100644
--- a/scripts/analyze_certainty.py
+++ b/scripts/analyze_certainty.py
@@ -2278,7 +2278,7 @@ MODEL_CONFIGS = [
         "extra_body": None,
     },
     {
-        "model_name": "GPT-OSS-120B",
+        "model_name": "gpt-oss-120b",
         "use_response_format": True,
         "temperature": 0.0,
         "max_tokens": 4096,