Compiled binary keeps build __dirname

“Code that loads siblings via require(path.join(__dirname, "x.cjs")) therefore fails once the binary runs anywhere the build directory doesn't exist.”

Is this your bug? What gets counted gets fixed. Pile on.

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I hit this bug: rapsheet.dev/sheets/bun/issues/4802/file
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Compiled binary keeps build machine path for __dirname requires. Requires computed from __dirname in CommonJS modules fail once the binary runs where the build directory does not exist.

Is this your bug?

File my report

Where: bun build --compile
Error text: error: Cannot find module '<build directory>/node_modules/fakepkg/package.json' from '/$bunfs/root/app'
Versions: 1.4.2
Platforms: macOS
How bad: Breaks a normal workflow.

Not quite your bug?

Plugin onLoad skips CommonJS contents2 people
--preserve-symlinks has no effect1 person

Original reports2, newest first

Oct 7, 2026bun build --compile: a require whose path is computed from __dirname keeps the build machine's absolute path instead of embedding the file#44710
Sep 26, 2026bun build --compile: __dirname/__filename in an included CommonJS entrypoint are inlined as the build directory, not the $bunfs path#44068