diff --git a/scripts/publish_test_metrics.py b/scripts/publish_test_metrics.py
index 6c99e5c..a263ad0 100755
--- a/scripts/publish_test_metrics.py
+++ b/scripts/publish_test_metrics.py
@@ -144,7 +144,7 @@ def _post_text(url: str, payload: str) -> None:
     req = urllib.request.Request(
         url,
         data=payload.encode("utf-8"),
-        method="POST",
+        method="PUT",
         headers={"Content-Type": "text/plain"},
     )
     with urllib.request.urlopen(req, timeout=10) as resp: