diff --git a/CHANGELOG.md b/CHANGELOG.md
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -3,15 +3,22 @@
 `shortcut-links` uses [PVP Versioning][1].
 The changelog is available [on GitHub][2].
 
+## 0.5.1.1 — Jan 27, 2021
+
+* Drop support of GHC-8.2.2.
+* Update supported version to GHC-8.10.3.
+* Cover doctests in all modules.
+* Update copyrights.
+
 ## 0.5.1.0 — May 6, 2020
 
-* [#10](https://github.com/kowainik/colourista/issues/10):
+* [#10](https://github.com/kowainik/shortcut-links/issues/10):
   Support GHC-8.10.1. Move to support of GHC-8.8.3 instead of 8.8.1.
-* [#9](https://github.com/kowainik/colourista/issues/9):
+* [#9](https://github.com/kowainik/shortcut-links/issues/9):
   Add more Haskell shortcuts: `hackage`, `stackage`, `haskell` and `cabal`.
-* [#1](https://github.com/kowainik/colourista/issues/1):
+* [#1](https://github.com/kowainik/shortcut-links/issues/1):
   Add `telegram` shortcut links.
-* [#3](https://github.com/kowainik/colourista/issues/3):
+* [#3](https://github.com/kowainik/shortcut-links/issues/3):
   Treat `#` correctly in wikipedia links.
 
 ## 0.5.0.0 - Dec 26, 2019
diff --git a/README.md b/README.md
--- a/README.md
+++ b/README.md
@@ -1,12 +1,10 @@
 # shortcut-links
 
-[![GitHub CI](https://github.com/kowainik/colourista/workflows/CI/badge.svg)](https://github.com/kowainik/colourista/actions)
-[![Travis CI](https://img.shields.io/travis/kowainik/shortcut-links.svg?logo=travis)](https://travis-ci.org/kowainik/shortcut-links)
-[![AppVeyor CI](https://ci.appveyor.com/api/projects/status/github/kowainik/shortcut-links?branch=master&svg=true)](https://ci.appveyor.com/project/kowainik/shortcut-links)
+[![GitHub CI](https://github.com/kowainik/shortcut-links/workflows/CI/badge.svg)](https://github.com/kowainik/shortcut-links/actions)
 [![Hackage](https://img.shields.io/hackage/v/shortcut-links.svg?logo=haskell)](https://hackage.haskell.org/package/shortcut-links)
 [![Stackage LTS](http://stackage.org/package/shortcut-links/badge/lts)](http://stackage.org/lts/package/shortcut-links)
 [![Stackage Nightly](http://stackage.org/package/shortcut-links/badge/nightly)](http://stackage.org/nightly/package/shortcut-links)
-[![MPL-2.0 license](https://img.shields.io/badge/license-MPL--2.0-blue.svg)](https://github.com/kowainik/shortcut-links/blob/master/LICENSE)
+[![MPL-2.0 license](https://img.shields.io/badge/license-MPL--2.0-blue.svg)](LICENSE)
 
 This package is a database of link shortcuts. A Markdown example:  `[Google](@w)` turns into <http://en.wikipedia.org/wiki/Google>.
 
diff --git a/shortcut-links.cabal b/shortcut-links.cabal
--- a/shortcut-links.cabal
+++ b/shortcut-links.cabal
@@ -1,6 +1,6 @@
 cabal-version:       2.4
 name:                shortcut-links
-version:             0.5.1.0
+version:             0.5.1.1
 synopsis:            Link shortcuts for use in text markup
 description:
   This package is a database of link shortcuts. A Markdown example:
@@ -14,24 +14,23 @@
 author:              Artyom
 maintainer:          Kowainik <xrom.xkov@gmail.com>
 copyright:           2015–2019 Aelve (BSD-3-Clause)
-                     2019-2020 Kowainik
+                     2019-2021 Kowainik
 category:            Text, Web, Markdown
 build-type:          Simple
 stability:           stable
 extra-doc-files:     README.md
                      CHANGELOG.md
-tested-with:         GHC == 8.2.2
-                     GHC == 8.4.4
+tested-with:         GHC == 8.4.4
                      GHC == 8.6.5
-                     GHC == 8.8.3
-                     GHC == 8.10.1
+                     GHC == 8.8.4
+                     GHC == 8.10.3
 
 source-repository head
   type:              git
   location:          git://github.com/kowainik/shortcut-links.git
 
 common common-options
-  build-depends:       base >= 4.10 && < 4.15
+  build-depends:       base >= 4.11 && < 4.15
   ghc-options:         -Wall
                        -Wincomplete-uni-patterns
                        -Wincomplete-record-updates
diff --git a/src/ShortcutLinks.hs b/src/ShortcutLinks.hs
--- a/src/ShortcutLinks.hs
+++ b/src/ShortcutLinks.hs
@@ -1,6 +1,6 @@
 {- |
 Copyright:  (c) 2015-2019 Aelve
-            (c) 2019-2020 Kowainik
+            (c) 2019-2021 Kowainik
 SPDX-License-Identifier: MPL-2.0
 Maintainer: Kowainik <xrom.xkov@gmail.com>
 -}
@@ -35,7 +35,9 @@
 For instance, if you want to add @hk@ as a synonym for @hackage@, you'd
 write:
 
->>> useShortcutFrom ((["hk"], hackage) : allShortcuts)
+@
+useShortcutFrom ((["hk"], hackage) : allShortcuts)
+@
 -}
 useShortcutFrom
   :: [([Text], Shortcut)]
diff --git a/src/ShortcutLinks/All.hs b/src/ShortcutLinks/All.hs
--- a/src/ShortcutLinks/All.hs
+++ b/src/ShortcutLinks/All.hs
@@ -3,7 +3,7 @@
 
 {- |
 Copyright:  (c) 2015-2019 Aelve
-            (c) 2019-2020 Kowainik
+            (c) 2019-2021 Kowainik
 SPDX-License-Identifier: MPL-2.0
 Maintainer: Kowainik <xrom.xkov@gmail.com>
 -}
@@ -104,7 +104,6 @@
 import Control.Monad (unless, when)
 import Data.Char (isAlphaNum, isDigit, isPunctuation, isSpace)
 import Data.Maybe (fromMaybe, isNothing)
-import Data.Semigroup ((<>))
 import Data.Text (Text)
 
 import ShortcutLinks.Utils (format, formatSlash, orElse, replaceSpaces, stripPrefixCI, titleFirst,
@@ -116,6 +115,7 @@
 
 -- $setup
 -- >>> import ShortcutLinks
+-- >>> import ShortcutLinks.Utils
 
 -- | Resulting data type over the work of @shortcut-links@
 data Result a
diff --git a/src/ShortcutLinks/Utils.hs b/src/ShortcutLinks/Utils.hs
--- a/src/ShortcutLinks/Utils.hs
+++ b/src/ShortcutLinks/Utils.hs
@@ -2,7 +2,7 @@
 
 {- |
 Copyright:  (c) 2015-2019 Aelve
-            (c) 2019-2020 Kowainik
+            (c) 2019-2021 Kowainik
 SPDX-License-Identifier: MPL-2.0
 Maintainer: Kowainik <xrom.xkov@gmail.com>
 
@@ -20,7 +20,6 @@
     ) where
 
 import Data.Char (isSpace, toUpper)
-import Data.Semigroup ((<>))
 import Data.Text (Text)
 
 import qualified Data.Text as T
diff --git a/test/Doctest.hs b/test/Doctest.hs
--- a/test/Doctest.hs
+++ b/test/Doctest.hs
@@ -25,4 +25,6 @@
     : "-XScopedTypeVariables"
     : "-XTypeApplications"
     : [ "src/ShortcutLinks/All.hs"
+      , "src/ShortcutLinks/Utils.hs"
+      , "src/ShortcutLinks.hs"
       ]
