diff --git a/CONTRIBUTING.md b/CONTRIBUTING.md
new file mode 100644
index 0000000..af20eb4
--- /dev/null
+++ b/CONTRIBUTING.md
@@ -0,0 +1,25 @@
+# Contributing to EXT:mw_keywordlist
+
+All contributions are welcome!
+
+* Bug reports
+* Feature requests
+* Testing
+
+## How to contribute
+
+Latest code of EXT:mw_keywordlist is hosted on GitHub (https://github.com/mehrwert/TYPO3-mw_keywordlist). The code is organized in branches:
+
+* master: Production release
+* develop: Ongoing development
+* feature/*: new features
+* hotfix/*: all hotfixes
+
+You need
+
+*   LAMP/MAMP/MNMP/your favorite Stack - with TYPO3 Versions 4.5 to 8.0
+
+## Links
+
+* https://github.com/mehrwert/TYPO3-mw_keywordlist
+* https://www.mehrwert.de
\ No newline at end of file
diff --git a/Documentation/Changelog/Index.rst b/Documentation/Changelog/Index.rst
index 138c57d..c22fee0 100644
--- a/Documentation/Changelog/Index.rst
+++ b/Documentation/Changelog/Index.rst
@@ -21,6 +21,13 @@ Change Log
 
 The following is an overview of the changes in this extension. For more details `read the online log <https://github.com/mehrwert/TYPO3-mw_keywordlist>`_.
 
+Version 3.5.4 - 2017-09-08
+^^^^^^^^^^^^^^^^^^^^^^^^^^
+
+- [BUGFIX] Add missing closing bracket in localization file
+
+  - Maintenance release - thanks to Matthias Greiling for reporting this bug!
+
 Version 3.5.3 - 2017-04-08
 ^^^^^^^^^^^^^^^^^^^^^^^^^^
 
diff --git a/Documentation/Settings.yml b/Documentation/Settings.yml
index f78d24c..ff58aaa 100644
--- a/Documentation/Settings.yml
+++ b/Documentation/Settings.yml
@@ -7,7 +7,7 @@ conf.py:
   copyright: 2002 - 2017
   project: A-Z Keyword List
   version: 3.5
-  release: 3.5.3
+  release: 3.5.4
   latex_documents:
   - - Index
     - mw_keywordlist.tex
diff --git a/composer.json b/composer.json
index e47ab0f..3e8d781 100644
--- a/composer.json
+++ b/composer.json
@@ -17,7 +17,7 @@
     }
   ],
   "license": ["GPL-2.0"],
-  "version": "3.5.3",
+  "version": "3.5.4",
   "require": {
     "typo3/cms-core": ">=4.5.0,<8.1",
     "typo3/cms": "dev-master"
diff --git a/ext_emconf.php b/ext_emconf.php
index 69176ee..a5fd740 100644
--- a/ext_emconf.php
+++ b/ext_emconf.php
@@ -15,7 +15,7 @@
     'description' => 'Extracts all keywords from the page\'s keyword field and displays a list of keywords and links the page title to the keyword related page.',
     'category' => 'plugin',
     'shy' => 0,
-    'version' => '3.5.3',
+    'version' => '3.5.4',
     'dependencies' => '',
     'conflicts' => '',
     'priority' => '',
diff --git a/locallang_db.xml b/locallang_db.xml
index e94b729..a69ab44 100644
--- a/locallang_db.xml
+++ b/locallang_db.xml
@@ -36,7 +36,7 @@
         </languageKey>
         <languageKey index="it" type="array">
             <label index="tt_content.menu_type_pi1" type="integer">226964991</label>
-        </languageKe
+        </languageKey>
     </orig_hash>
     <orig_text type="array">
         <languageKey index="default" type="array">