diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index fe23749..51707de 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -54,7 +54,7 @@ jobs:
         uses: actions/github-script@v7
         with:
           script: |
-            const regex = '/(alpha|beta)/i'
+            const regex = '/(alpha|beta)/'
             // FIXME:
             // const refName = context.ref.replace('refs/tags/', '')
             const refName = 'v0.0.1-alpha.0'