diff --git a/.github/workflows/release.yml b/.github/workflows/release.yml
index 8f90d2b..3ab8cc0 100644
--- a/.github/workflows/release.yml
+++ b/.github/workflows/release.yml
@@ -206,7 +206,11 @@ jobs:
           Copy-Item "target/x86_64-pc-windows-msvc/release/magpie.exe" -Destination "magpie.exe"
           Compress-Archive -Path "magpie.exe" -DestinationPath $asset -Force
           $hash = (Get-FileHash -Algorithm SHA256 $asset).Hash.ToLower()
-          "$hash  $asset" | Set-Content -Encoding ascii "$asset.sha256"
+          # WriteAllText with an explicit LF, NOT Set-Content: Set-Content
+          # ends the line CRLF, and `shasum -c`/`sha256sum -c` on unix then
+          # look for a filename ending in a literal \r ("No such file") —
+          # caught verifying the v0.1.0 release assets.
+          [IO.File]::WriteAllText("$asset.sha256", "$hash  $asset`n")
           Write-Host "Built $asset — sha256 $hash"
 
       - uses: actions/upload-artifact@v4