diff --git a/pkg/io/compress.go b/pkg/io/compress.go
index f286bef6..3cb14a86 100644
--- a/pkg/io/compress.go
+++ b/pkg/io/compress.go
@@ -89,14 +89,12 @@ func UnCompress(src string, dst string) error {
 	switch format {
 	case Zip:
 		cmd = exec.Command("unzip", "-qo", src, "-d", dst)
-	case Gz:
+	case Gz, TarGz:
 		cmd = exec.Command("tar", "-xzf", src, "-C", dst)
 	case Bz2:
 		cmd = exec.Command("tar", "-xjf", src, "-C", dst)
 	case Tar:
 		cmd = exec.Command("tar", "-xf", src, "-C", dst)
-	case TarGz:
-		cmd = exec.Command("tar", "-xzf", src, "-C", dst)
 	case Xz:
 		cmd = exec.Command("tar", "-xJf", src, "-C", dst)
 	case SevenZip:
@@ -119,7 +117,7 @@ func formatArchiveByPath(path string) (FormatArchive, error) {
 		return Bz2, nil
 	case ".tar":
 		return Tar, nil
-	case ".tar.gz":
+	case ".tar.gz", ".tgz":
 		return TarGz, nil
 	case ".xz":
 		return Xz, nil
diff --git a/pkg/io/io_test.go b/pkg/io/io_test.go
index 2a61fe43..f1d823d0 100644
--- a/pkg/io/io_test.go
+++ b/pkg/io/io_test.go
@@ -1,7 +1,6 @@
 package io
 
 import (
-	"github.com/go-rat/utils/debug"
 	"os"
 	"path/filepath"
 	"testing"
@@ -68,16 +67,18 @@ func (s *IOTestSuite) TestCompress() {
 	s.NoError(err)
 	err = Compress(abs, src, filepath.Join(abs, "compress_test.bz2"))
 	s.NoError(err)
-	err = Compress(abs, src, filepath.Join(abs, "compress_test.gz"))
-	s.NoError(err)
 	err = Compress(abs, src, filepath.Join(abs, "compress_test.tar"))
 	s.NoError(err)
 	err = Compress(abs, src, filepath.Join(abs, "compress_test.tar.gz"))
 	s.NoError(err)
+	err = Compress(abs, src, filepath.Join(abs, "compress_test.tgz"))
+	s.NoError(err)
 	err = Compress(abs, src, filepath.Join(abs, "compress_test.xz"))
 	s.NoError(err)
 	err = Compress(abs, src, filepath.Join(abs, "compress_test.7z"))
 	s.NoError(err)
+
+	s.NoError(Remove("testdata"))
 }
 
 func (s *IOTestSuite) TestUnCompress() {
@@ -95,30 +96,83 @@ func (s *IOTestSuite) TestUnCompress() {
 	s.NoError(err)
 	err = Compress(abs, src, filepath.Join(abs, "uncompress_test.bz2"))
 	s.NoError(err)
-	err = Compress(abs, src, filepath.Join(abs, "uncompress_test.gz"))
-	s.NoError(err)
 	err = Compress(abs, src, filepath.Join(abs, "uncompress_test.tar"))
 	s.NoError(err)
 	err = Compress(abs, src, filepath.Join(abs, "uncompress_test.tar.gz"))
 	s.NoError(err)
+	err = Compress(abs, src, filepath.Join(abs, "uncompress_test.tgz"))
+	s.NoError(err)
 	err = Compress(abs, src, filepath.Join(abs, "uncompress_test.xz"))
 	s.NoError(err)
 	err = Compress(abs, src, filepath.Join(abs, "uncompress_test.7z"))
 	s.NoError(err)
 
-	err = UnCompress(filepath.Join(abs, "uncompress_test.zip"), filepath.Join(abs, "uncompressed"))
+	err = UnCompress(filepath.Join(abs, "uncompress_test.zip"), filepath.Join(abs, "uncompressed_zip"))
 	s.NoError(err)
-
-	debug.Dump(ReadDir("testdata"))
-	debug.Dump(ReadDir(abs))
-	debug.Dump(ReadDir(filepath.Join(abs, "uncompressed")))
-	data, err := Read("testdata/uncompressed/uncompress_test1.txt")
+	data, err := Read("testdata/uncompressed_zip/uncompress_test1.txt")
 	s.NoError(err)
 	s.Equal("File 1", data)
-
-	data, err = Read("testdata/uncompressed/uncompress_test2.txt")
+	data, err = Read("testdata/uncompressed_zip/uncompress_test2.txt")
 	s.NoError(err)
 	s.Equal("File 2", data)
+	err = UnCompress(filepath.Join(abs, "uncompress_test.gz"), filepath.Join(abs, "uncompressed_gz"))
+	s.NoError(err)
+	data, err = Read("testdata/uncompressed_gz/uncompress_test1.txt")
+	s.NoError(err)
+	s.Equal("File 1", data)
+	data, err = Read("testdata/uncompressed_gz/uncompress_test2.txt")
+	s.NoError(err)
+	s.Equal("File 2", data)
+	err = UnCompress(filepath.Join(abs, "uncompress_test.bz2"), filepath.Join(abs, "uncompressed_bz2"))
+	s.NoError(err)
+	data, err = Read("testdata/uncompressed_bz2/uncompress_test1.txt")
+	s.NoError(err)
+	s.Equal("File 1", data)
+	data, err = Read("testdata/uncompressed_bz2/uncompress_test2.txt")
+	s.NoError(err)
+	s.Equal("File 2", data)
+	err = UnCompress(filepath.Join(abs, "uncompress_test.tar"), filepath.Join(abs, "uncompressed_tar"))
+	s.NoError(err)
+	data, err = Read("testdata/uncompressed_tar/uncompress_test1.txt")
+	s.NoError(err)
+	s.Equal("File 1", data)
+	data, err = Read("testdata/uncompressed_tar/uncompress_test2.txt")
+	s.NoError(err)
+	s.Equal("File 2", data)
+	err = UnCompress(filepath.Join(abs, "uncompress_test.tar.gz"), filepath.Join(abs, "uncompressed_tar_gz"))
+	s.NoError(err)
+	data, err = Read("testdata/uncompressed_tar_gz/uncompress_test1.txt")
+	s.NoError(err)
+	s.Equal("File 1", data)
+	data, err = Read("testdata/uncompressed_tar_gz/uncompress_test2.txt")
+	s.NoError(err)
+	s.Equal("File 2", data)
+	err = UnCompress(filepath.Join(abs, "uncompress_test.tgz"), filepath.Join(abs, "uncompressed_tgz"))
+	s.NoError(err)
+	data, err = Read("testdata/uncompressed_tgz/uncompress_test1.txt")
+	s.NoError(err)
+	s.Equal("File 1", data)
+	data, err = Read("testdata/uncompressed_tgz/uncompress_test2.txt")
+	s.NoError(err)
+	s.Equal("File 2", data)
+	err = UnCompress(filepath.Join(abs, "uncompress_test.xz"), filepath.Join(abs, "uncompressed_xz"))
+	s.NoError(err)
+	data, err = Read("testdata/uncompressed_xz/uncompress_test1.txt")
+	s.NoError(err)
+	s.Equal("File 1", data)
+	data, err = Read("testdata/uncompressed_xz/uncompress_test2.txt")
+	s.NoError(err)
+	s.Equal("File 2", data)
+	err = UnCompress(filepath.Join(abs, "uncompress_test.7z"), filepath.Join(abs, "uncompressed_7z"))
+	s.NoError(err)
+	data, err = Read("testdata/uncompressed_7z/uncompress_test1.txt")
+	s.NoError(err)
+	s.Equal("File 1", data)
+	data, err = Read("testdata/uncompressed_7z/uncompress_test2.txt")
+	s.NoError(err)
+	s.Equal("File 2", data)
+
+	s.NoError(Remove("testdata"))
 }
 
 func (s *IOTestSuite) TestRemoveDeletesFileOrDirectory() {