diff --git a/.github/workflows/release-nightly.yml b/.github/workflows/release-nightly.yml
index 33a7e66..f026a2b 100644
--- a/.github/workflows/release-nightly.yml
+++ b/.github/workflows/release-nightly.yml
@@ -1,7 +1,5 @@
 name: Release (golang.go-nightly)
 
-# TODO(hyangah): Reenable to use 'insiders' after golang/vscode-go#1543 is fixed.
-
 # Daily release on 15:00 UTC, monday-thursday.
 # Or, force to release by triggering repository_dispatch events by using
 #   curl -v -H "Accept: application/vnd.github.everest-preview+json" -H "Authorization: token ${GITHUB_TOKEN}" https://api.github.com/repos/golang/vscode-go/dispatches -d '{ "event_type": "force-release" }'
@@ -81,6 +79,7 @@
         with:
           run: npm run test
         env:
+          CODE_VERSION: 'insiders'
           VSCODEGO_BEFORE_RELEASE_TESTS: true
 
       - name: Publish