diff --git a/CHANGELOG.md b/CHANGELOG.md
index 71486da..2cfcdc5 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,7 +1,18 @@
 # Changelog
 
-## [1.2.1](https://github.com/seegno/bookshelf-json-columns/tree/HEAD)
+## [1.2.2](https://github.com/seegno/bookshelf-json-columns/tree/1.2.2)
 
+[Full Changelog](https://github.com/seegno/bookshelf-json-columns/compare/1.2.1...1.2.2)
+
+**Closed issues:**
+
+- issue when saving a null value [\#31](https://github.com/seegno/bookshelf-json-columns/issues/31)
+
+**Merged pull requests:**
+
+- Fix stringifying null values with patch option [\#32](https://github.com/seegno/bookshelf-json-columns/pull/32) ([ricardogama](https://github.com/ricardogama))
+
+## [1.2.1](https://github.com/seegno/bookshelf-json-columns/tree/1.2.1) (2016-08-29)
 [Full Changelog](https://github.com/seegno/bookshelf-json-columns/compare/1.2.0...1.2.1)
 
 **Closed issues:**
diff --git a/dist/index.js b/dist/index.js
index 7cda746..d40adf5 100644
--- a/dist/index.js
+++ b/dist/index.js
@@ -112,7 +112,7 @@ exports.default = function (Bookshelf) {
 
       // Stringify JSON columns.
       (0, _keys2.default)(attributes).forEach(function (attribute) {
-        if (_this3.jsonColumns.indexOf(attribute) !== -1) {
+        if (_this3.jsonColumns.indexOf(attribute) !== -1 && attributes[attribute]) {
           attributes[attribute] = (0, _stringify2.default)(attributes[attribute]);
         }
       });
diff --git a/package.json b/package.json
index 8f4fdae..f1a9513 100644
--- a/package.json
+++ b/package.json
@@ -1,6 +1,6 @@
 {
   "name": "bookshelf-json-columns",
-  "version": "1.2.1",
+  "version": "1.2.2",
   "description": "Parse JSON columns with Bookshelf.js",
   "license": "MIT",
   "author": {