diff --git a/.github/workflows/scripts/windows/swift/install-swift-nightly.ps1 b/.github/workflows/scripts/windows/swift/install-swift-nightly-main.ps1
similarity index 100%
rename from .github/workflows/scripts/windows/swift/install-swift-nightly.ps1
rename to .github/workflows/scripts/windows/swift/install-swift-nightly-main.ps1
diff --git a/.github/workflows/swift_package_test.yml b/.github/workflows/swift_package_test.yml
index 6ff0b18..82978ae 100644
--- a/.github/workflows/swift_package_test.yml
+++ b/.github/workflows/swift_package_test.yml
@@ -78,7 +78,7 @@ on:
         type: string
         description: "Include Windows Swift version list (JSON)"
         # "5.10" is omitted for Windows because the container image is broken.
-        default: "[\"5.9\", \"6.0\", \"6.1\", \"6.2\", \"nightly\", \"nightly-6.2\"]"
+        default: "[\"5.9\", \"6.0\", \"6.1\", \"6.2\", \"nightly-main\", \"nightly-6.2\"]"
       windows_exclude_swift_versions:
         type: string
         description: "Exclude Windows Swift version list (JSON)"