diff --git a/.github/workflows/pr-test.yml b/.github/workflows/pr-test.yml
index 45647eeb439..f6238aa536a 100644
--- a/.github/workflows/pr-test.yml
+++ b/.github/workflows/pr-test.yml
@@ -12,6 +12,15 @@ on:
       - "python/sglang/**"
       - "test/**"
   workflow_dispatch:
+    inputs:
+      version:
+        description: "FlashInfer version"
+        required: true
+        type: choice
+        default: 'release'
+        options:
+          - 'release'
+          - 'nightly'
 
 concurrency:
   group: pr-test-${{ github.ref }}