diff --git a/experiments/scoreColumn.js b/experiments/scoreColumn.js
index 01e8a6e..d9b121a 100644
--- a/experiments/scoreColumn.js
+++ b/experiments/scoreColumn.js
@@ -13,8 +13,10 @@ var [majorVersion, minorVersion] = Services.appinfo.platformVersion.split(".", 2
 const RspamdSpamnessColumn = {};
 // Thunderbird Supernova with custom column handlers support
 const SupernovaCC = majorVersion > 115 || (majorVersion === 115 && minorVersion >= 10);
+const ThreadPaneColumnsURI = "chrome://messenger/content/" +
+    ((majorVersion < 128) ? "thread-pane-columns" : "ThreadPaneColumns") + ".mjs";
 const ThreadPaneColumns = SupernovaCC
-    ? ChromeUtils.importESModule("chrome://messenger/content/thread-pane-columns.mjs").ThreadPaneColumns
+    ? ChromeUtils.importESModule(ThreadPaneColumnsURI).ThreadPaneColumns
     : null;
 
 // eslint-disable-next-line no-var
diff --git a/manifest.json b/manifest.json
index f96e4ee..9eda319 100644
--- a/manifest.json
+++ b/manifest.json
@@ -4,7 +4,7 @@
     "gecko": {
       "id": "rspamd-spamness@alexander.moisseev",
       "strict_min_version": "78.0",
-      "strict_max_version": "127.*"
+      "strict_max_version": "128.*"
     }
   },
   "name": "__MSG_extensionName__",