diff --git a/pkg/io/compress.go b/pkg/io/compress.go
index eebec45e..4c603b96 100644
--- a/pkg/io/compress.go
+++ b/pkg/io/compress.go
@@ -34,7 +34,6 @@ func Compress(dir string, src []string, dst string) error {
 		return err
 	}
 
-	var out string
 	switch format {
 	case Zip:
 		_, err = shell.ExecfWithDir(dir, "zip -qr -o %s %s", dst, strings.Join(src, " "))