diff --git a/CHANGELOG.md b/CHANGELOG.md
index 882f8054d..72d0e67f0 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,5 +1,10 @@
 All notable changes to this project will be documented in this file. This project adheres to Semantic Versioning.
 
+### 4.0.0-rc2 (pre-release)
+* Add null checks for product data before trying to unserialize the data
+* Check the memory consumption in indexers and exit gracefully if the process starts to run out of PHP memory limit
+* Improve the error handling in product data generation
+
 ### 4.0.0-rc1 (pre-release)
 * Introduce cache for Nosto product data to speedup the product tagging added to the product pages
 * Introduce Nosto product data change detection to avoid redundant API calls to Nosto
diff --git a/composer.json b/composer.json
index ed9ecdc1b..9269e047b 100644
--- a/composer.json
+++ b/composer.json
@@ -2,7 +2,7 @@
   "name": "nosto/module-nostotagging",
   "description": "Increase your conversion rate and average order value by delivering your customers personalized product recommendations throughout their shopping journey.",
   "type": "magento2-module",
-  "version": "4.0.0-rc1",
+  "version": "4.0.0-rc2",
   "require-dev": {
     "php": ">=7.1.0",
     "phan/phan": "0.8.8",
diff --git a/etc/module.xml b/etc/module.xml
index c21cd0d83..091e43872 100755
--- a/etc/module.xml
+++ b/etc/module.xml
@@ -37,5 +37,5 @@
 <!--suppress XmlUnboundNsPrefix -->
 <config xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
         xsi:noNamespaceSchemaLocation="urn:magento:framework:Module/etc/module.xsd">
-    <module name="Nosto_Tagging" setup_version="4.0.0-rc1"/>
+    <module name="Nosto_Tagging" setup_version="4.0.0-rc2"/>
 </config>