diff --git a/CHANGELOG.md b/CHANGELOG.md
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,5 +1,11 @@
 # libarchive
 
+## 0.2.1.0
+
+  * Enable autodetection of archive format/compression
+  * Slightly improved docs
+  * Rename `unpackTarball` to `unpackArchive`
+
 ## 0.2.0.0
 
   * Fix bug in paths
diff --git a/LICENSE b/LICENSE
--- a/LICENSE
+++ b/LICENSE
@@ -1,4 +1,4 @@
-Copyright Vanessa McHale (c) 2018
+Copyright Vanessa McHale (c) 2018-2019
 
 Redistribution and use in source and binary forms, with or without modification, are permitted provided that the following conditions are met:
 
diff --git a/README.md b/README.md
--- a/README.md
+++ b/README.md
@@ -6,6 +6,7 @@
 
 This contains partial Haskell bindings around
 [libarchive](http://libarchive.org/). It was created as an alternative to
-[tar](http://hackage.haskell.org/package/tar).
+[tar](http://hackage.haskell.org/package/tar), but it supports more archive
+formats.
 
-Right now it only has support for decompressing tar archives.
+Right now it only has support for decompressing archives.
diff --git a/cbits/unpack.c b/cbits/unpack.c
--- a/cbits/unpack.c
+++ b/cbits/unpack.c
@@ -11,8 +11,8 @@
     struct archive_entry *entry;
     a = archive_read_new();
 
-    // enable tar support
-    archive_read_support_format_tar(a);
+    // autodetect archive format/compression
+    archive_read_support_format_all(a);
 
     // open from memory (bytestring)
     archive_read_open_memory(a, buff, size);
diff --git a/libarchive.cabal b/libarchive.cabal
--- a/libarchive.cabal
+++ b/libarchive.cabal
@@ -1,15 +1,15 @@
 cabal-version: 1.18
 name: libarchive
-version: 0.2.0.0
+version: 0.2.1.0
 license: BSD3
 license-file: LICENSE
-copyright: Copyright: (c) 2018 Vanessa McHale
+copyright: Copyright: (c) 2018-2019 Vanessa McHale
 maintainer: vanessa.mchale@iohk.io
 author: Vanessa McHale
 bug-reports: https://github.com/vmchale/libarchive/issues
-synopsis: Haskell bindings for libarchive
+synopsis: Haskell interface to libarchive
 description:
-    Partial Haskell bindings for [libarchive](https://www.libarchive.org/). Provides the ability to unpack tar archives.
+    Partial Haskell bindings for [libarchive](https://www.libarchive.org/). Provides the ability to unpack archives.
 category: Codec
 build-type: Simple
 extra-source-files:
diff --git a/src/Codec/Archive.hs b/src/Codec/Archive.hs
--- a/src/Codec/Archive.hs
+++ b/src/Codec/Archive.hs
@@ -1,14 +1,14 @@
 module Codec.Archive
     ( unpackToDir
-    , unpackTarball
+    , unpackArchive
     ) where
 
 import           Codec.Archive.Foreign (unpackToDir)
 import qualified Data.ByteString       as BS
 
-unpackTarball :: FilePath -- ^ Filepath pointing to @.tar@ file
+unpackArchive :: FilePath -- ^ Filepath pointing to archive
               -> FilePath -- ^ Filepath to unpack to
               -> IO ()
-unpackTarball tarFp dirFp = do
+unpackArchive tarFp dirFp = do
     contents <- BS.readFile tarFp
     unpackToDir dirFp contents
diff --git a/src/Codec/Archive/Foreign.hs b/src/Codec/Archive/Foreign.hs
--- a/src/Codec/Archive/Foreign.hs
+++ b/src/Codec/Archive/Foreign.hs
@@ -1,5 +1,6 @@
 module Codec.Archive.Foreign ( unpackToDir
                              ) where
+
 import           Data.ByteString  as BS
 import           Data.Word        (Word)
 import           Foreign.C.String
@@ -9,8 +10,8 @@
 
 foreign import ccall unsafe unpack_in_dir :: CString -> Ptr CChar -> Word -> IO ()
 
-unpackToDir :: FilePath
-            -> BS.ByteString
+unpackToDir :: FilePath -- ^ Directory to unpack in
+            -> BS.ByteString -- ^ 'ByteString' containing archive
             -> IO ()
 unpackToDir fp bs = do
     fp' <- newCString (fp ++ [pathSeparator])