--- a/main_test.go
+++ b/main_test.go
@@ -162,7 +162,7 @@
 	output, err = cmd.CombinedOutput()
 	errcheck(t, err, string(output))
 
-	tarfileName := fmt.Sprintf("promu-0.1.%s-%s.tar.gz", goos, goarch)
+	tarfileName := fmt.Sprintf("tarball-0.1.%s-%s.tar.gz", goos, goarch)
 	assertFileExists(t, path.Join(outputDir, tarfileName))
 }
 
