diff --git a/src/commands/doctor/shared/missing-configured-plugin-install.ts b/src/commands/doctor/shared/missing-configured-plugin-install.ts
index 884b8812063..32dbfc257f7 100644
--- a/src/commands/doctor/shared/missing-configured-plugin-install.ts
+++ b/src/commands/doctor/shared/missing-configured-plugin-install.ts
@@ -78,7 +78,6 @@ const RUNTIME_PLUGIN_INSTALL_CANDIDATES: readonly DownloadableInstallCandidate[]
 ];
 
 const MISSING_CHANNEL_CONFIG_DESCRIPTOR_DIAGNOSTIC = "without channelConfigs metadata";
-const UPDATE_IN_PROGRESS_ENV = "OPENCLAW_UPDATE_IN_PROGRESS";
 const REPAIRABLE_PACKAGE_ENTRY_DIAGNOSTIC_MARKERS = [
   "extension entry escapes package directory",
   "extension entry unreadable",