diff --git a/CHANGELOG.md b/CHANGELOG.md
index 0af954a..836e3a5 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,3 +1,6 @@
+# v0.5.9
+ * Update `lodash` dependency (#80)
+
 # v0.5.8
  * Remove `async` dependency (#76)
  * Shrink size of browser build by about half (#76)
diff --git a/build/airtable.browser.js b/build/airtable.browser.js
index cd8dd1f..1d37aa0 100644
--- a/build/airtable.browser.js
+++ b/build/airtable.browser.js
@@ -628,7 +628,7 @@ function runAction(base, method, path, queryParams, bodyData, callback) {
         'x-airtable-application-id': base.getId(),
     };
 
-    var userAgent = 'Airtable.js/' + "0.5.7";
+    var userAgent = 'Airtable.js/' + "0.5.9";
     var isBrowser = typeof window !== 'undefined';
     // Some browsers do not allow overriding the user agent.
     // https://github.com/Airtable/airtable.js/issues/52
diff --git a/package-lock.json b/package-lock.json
index 2ae50e9..de9462c 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -1,6 +1,6 @@
 {
   "name": "airtable",
-  "version": "0.5.8",
+  "version": "0.5.9",
   "lockfileVersion": 1,
   "requires": true,
   "dependencies": {
diff --git a/package.json b/package.json
index 8197599..0ab00a8 100644
--- a/package.json
+++ b/package.json
@@ -1,6 +1,6 @@
 {
   "name": "airtable",
-  "version": "0.5.8",
+  "version": "0.5.9",
   "homepage": "https://github.com/airtable/airtable.js",
   "repository": "git://github.com/airtable/airtable.js.git",
   "private": false,