diff --git a/CMakeLists.txt b/CMakeLists.txt
index a3f2fd0d36..365ca51deb 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -2,8 +2,8 @@
 ## SPDX-License-Identifier: Apache-2.0
 
 SET(EMBREE_VERSION_MAJOR 3)
-SET(EMBREE_VERSION_MINOR 12)
-SET(EMBREE_VERSION_PATCH 3)
+SET(EMBREE_VERSION_MINOR 13)
+SET(EMBREE_VERSION_PATCH 0)
 SET(EMBREE_VERSION_NOTE "-alpha.0")
 
 SET(EMBREE_VERSION ${EMBREE_VERSION_MAJOR}.${EMBREE_VERSION_MINOR}.${EMBREE_VERSION_PATCH})
diff --git a/doc/src/changelog.md b/doc/src/changelog.md
index 28daa66250..f383ded01f 100644
--- a/doc/src/changelog.md
+++ b/doc/src/changelog.md
@@ -1,12 +1,14 @@
 Version History
 ---------------
 
-### Embree 3.12.3
+### Embree 3.13.0
 -   Added support for Apple M1 CPUs.
 -   RTC_SUBDIVISION_MODE_NO_BOUNDARY now works properly for non-manifold edges.
 -   CMake target 'uninstall' is not defined if it already exists.
 -   Embree no longer reads the .embree3 config files, thus all configuration has
     to get passed through the config string to rtcNewDevice.
+-   Releases upgrade to TBB 2021.2.0 and ISPC 1.15.0
+-   TBB dll is automatically copied into build folder after build on windows.
 
 ### Embree 3.12.2
 -   Fixed wrong uv and Ng for grid intersector in robust mode for AVX.