diff --git a/CHANGELOG.md b/CHANGELOG.md
index 35b4c03..afa3b31 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -4,6 +4,11 @@ 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).
 
+## [Unreleased] - 
+### Changed
+- WebGL library is built with Emscripten 2.0.19 now
+- Minimum required version is Unity 2021.2
+
 ## [3.0.3] - 2020-06-09
 ### Added
 - Support for Lumin / Magic Leap
diff --git a/Runtime/Plugins/WebGL/libdracodec_unity.a b/Runtime/Plugins/WebGL/libdracodec_unity.a
new file mode 100644
index 0000000..f60faaa
--- /dev/null
+++ b/Runtime/Plugins/WebGL/libdracodec_unity.a
@@ -0,0 +1,3 @@
+version https://git-lfs.github.com/spec/v1
+oid sha256:32df0aea72f21ffc4fb79872e0afb5414dcef5c18984e755bdf4e014f65e0764
+size 6743460
diff --git a/Runtime/Plugins/WebGL/libdracodec_unity.bc.meta b/Runtime/Plugins/WebGL/libdracodec_unity.a.meta
similarity index 98%
rename from Runtime/Plugins/WebGL/libdracodec_unity.bc.meta
rename to Runtime/Plugins/WebGL/libdracodec_unity.a.meta
index 305a656..ba05b46 100644
--- a/Runtime/Plugins/WebGL/libdracodec_unity.bc.meta
+++ b/Runtime/Plugins/WebGL/libdracodec_unity.a.meta
@@ -1,5 +1,5 @@
 fileFormatVersion: 2
-guid: 692d6c209477c4cb1bc13b62f8de2477
+guid: ea50adeb57746488cba50995cd1d57a9
 PluginImporter:
   externalObjects: {}
   serializedVersion: 2
diff --git a/Runtime/Plugins/WebGL/libdracodec_unity.bc b/Runtime/Plugins/WebGL/libdracodec_unity.bc
deleted file mode 100644
index 024da42..0000000
--- a/Runtime/Plugins/WebGL/libdracodec_unity.bc
+++ /dev/null
@@ -1,3 +0,0 @@
-version https://git-lfs.github.com/spec/v1
-oid sha256:8cd86e13808c8a8e622fe535f53f84074ae9bff001fbaf4a151957e462f5b572
-size 2275412
diff --git a/package.json b/package.json
index e8c6d25..b88da84 100644
--- a/package.json
+++ b/package.json
@@ -1,9 +1,9 @@
 {
   "name": "com.atteneder.draco",
-  "version": "3.0.3",
+  "version": "4.0.0-preview.1",
   "displayName": "Draco 3D Data Compression",
   "description": "Draco is an open-source library for compressing and decompressing 3D geometric meshes and point clouds. It is intended to improve the storage and transmission of 3D graphics. This package allows you to apply Draco compression to meshes, import Draco files and load them at runtime.",
-  "unity": "2019.3",
+  "unity": "2021.2",
   "dependencies": {
     "com.unity.burst": "1.4.8"
   },