diff --git a/lib/exec.js b/lib/exec.js
index 79fd1100c..a5da77669 100644
--- a/lib/exec.js
+++ b/lib/exec.js
@@ -26,14 +26,15 @@ export const exec = async (file, args, options) => {
 
   const program = spawn(file, args, { cwd: options?.cwd })
 
-  pipeline(program.stdout, pipeToBuffer)
-  pipeline(program.stderr, pipeToBuffer)
-
-  const [exitCode] = await once(program, 'exit')
+  await Promise.allSettled([
+    pipeline(program.stdout, pipeToBuffer),
+    pipeline(program.stderr, pipeToBuffer),
+    once(program, 'exit'),
+  ])
 
   const output = buffer.reduce((result, chunk) => result + chunk, '').replace(/\n$/, '')
 
-  if (exitCode !== 0) {
+  if (program.exitCode !== 0) {
     throw new Error(output)
   }