diff --git a/Documentation/Changelog.md b/Documentation/Changelog.md
index c9ffe9323..5c551ceec 100644
--- a/Documentation/Changelog.md
+++ b/Documentation/Changelog.md
@@ -4,6 +4,16 @@ All notable changes to this project will be documented in this file.
 The format is based on [Keep a Changelog](https://keepachangelog.com/en/1.0.0/),
 and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0.html).
 
+## Release date 2022-02-06
+### Packages  
+coverlet.msbuild 3.1.2  
+coverlet.console 3.1.2  
+coverlet.collector 3.1.2  
+
+### Fixed
+-Fix CoreLib's coverage measurement is broken [#1286](https://github.com/coverlet-coverage/coverlet/pull/1286)  
+-Fix UnloadModule injection [1291](https://github.com/coverlet-coverage/coverlet/pull/1291)  
+
 ## Release date 2022-01-30
 ### Packages  
 coverlet.msbuild 3.1.1  
diff --git a/Documentation/ReleasePlan.md b/Documentation/ReleasePlan.md
index da7b5db46..630f2941c 100644
--- a/Documentation/ReleasePlan.md
+++ b/Documentation/ReleasePlan.md
@@ -23,13 +23,14 @@ We release 3 components as NuGet packages:
 
 | Package               | Version |
 |:----------------------|:--------|
-|**coverlet.msbuild**   | 3.1.1   | 
-|**coverlet.console**   | 3.1.1   |
-|**coverlet.collector** | 3.1.1   |
+|**coverlet.msbuild**   | 3.1.2   | 
+|**coverlet.console**   | 3.1.2   |
+|**coverlet.collector** | 3.1.2   |
 
 
 | Release Date      | coverlet.msbuild | coverlet.console  | coverlet.collector| commit hash                              | notes                          |
 | :-----------------|:-----------------|:------------------|:------------------|:-----------------------------------------|:-------------------------------|
+| 06 Feb 2022       | 3.1.2            | 3.1.2             |   3.1.2           | e335b1a8025e49e2f2de6b40ef12ec9d3ed11ceb | Fix CoreLib coverage issues    | 
 | 30 Jan 2022       | 3.1.1            | 3.1.1             |   3.1.1           | e4278c06faba63122a870df15a1a1b934f6bc81d |                                | 
 | 19 July 2021      | 3.1.0            | 3.1.0             |   3.1.0           | 5a0ecc1e92fd754e2439dc3e4c828ff7386aa1a7 | Support for determistic build  | 
 | 21 February 2021  | 3.0.3            | 3.0.3             |   3.0.3           | adfabfd58de0aabe263e7d2080324e0b8541071e | Fix regressions                | 
diff --git a/version.json b/version.json
index ba30b4c1b..8db7c19a6 100644
--- a/version.json
+++ b/version.json
@@ -1,6 +1,6 @@
 {
   "$schema": "https://raw.githubusercontent.com/AArnott/Nerdbank.GitVersioning/master/src/NerdBank.GitVersioning/version.schema.json",
-  "version": "3.1.2",
+  "version": "3.1.3-preview.{height}",
   "publicReleaseRefSpec": [
     "^refs/heads/master$"
   ],