diff --git a/scripts/scan_packages.py b/scripts/scan_packages.py
index 4be9fc5efb..ce9763e235 100644
--- a/scripts/scan_packages.py
+++ b/scripts/scan_packages.py
@@ -1208,9 +1208,10 @@ def check_js_file(content: str, filename: str, package: str) -> list[Finding]:
                 HIGH,
                 package,
                 filename,
-                f"Python wheel ships large ({len(content) // 1024} KB) JS bundle "
-                "(uncommon; manually review)",
-                "",
+                # Size stays in evidence, not the check label, so the baseline key
+                # does not drift when a wheel's bundle grows by a few KB.
+                "Python wheel ships large JS bundle (uncommon; manually review)",
+                f"{len(content) // 1024} KB JS bundle",
             )
         )
     return findings
diff --git a/scripts/scan_packages_baseline.json b/scripts/scan_packages_baseline.json
index f953f4d206..0c10ae3222 100644
--- a/scripts/scan_packages_baseline.json
+++ b/scripts/scan_packages_baseline.json
@@ -1181,7 +1181,7 @@
     {
       "package": "tensorboard",
       "file": "tensorboard/plugins/projector/tf_projector_plugin/projector_binary.js",
-      "check": "Python wheel ships large (1918 KB) JS bundle (uncommon; manually review)",
+      "check": "Python wheel ships large JS bundle (uncommon; manually review)",
       "severity": "HIGH",
       "evidence": ""
     },