diff --git a/ANNOUNCE b/ANNOUNCE
index 4d1e94a..777092b 100644
--- a/ANNOUNCE
+++ b/ANNOUNCE
@@ -1,4 +1,4 @@
-I am happy to announce Guppy 3 3.1.1
+I am happy to announce Guppy 3 3.1.2
 
 Guppy 3 is a library and programming environment for Python,
 currently providing in particular the Heapy subsystem, which supports
@@ -10,11 +10,7 @@ common source.
 
 Guppy 3 is a fork of Guppy-PE, created by Sverker Nilsson for Python 2.
 
-The main news in this release:
-
-o Added linux aarch64 wheel builds
-o Added warning about pywin32 < 300 if it's imported, due to crash when
-  traversing its heap.
+This release adds support for Python 3.10, thanks to smn-3-14.
 
 License: MIT
 
diff --git a/ChangeLog b/ChangeLog
index 9a9ae02..0377607 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,3 +1,13 @@
+    Version 3.1.2
+
+2021-10-08  YiFei Zhu  <zhuyifei1999@gmail.com>
+
+    * Nothing changed, just releasing 3.1.2
+
+2020-10-06  YiFei Zhu  <zhuyifei1999@gmail.com>
+
+    * Python 3.10 support [smn-3-14]
+
     Version 3.1.1
 
 2021-06-29  YiFei Zhu  <zhuyifei1999@gmail.com>
diff --git a/guppy/_version.py b/guppy/_version.py
index 726691b..f71b21a 100644
--- a/guppy/_version.py
+++ b/guppy/_version.py
@@ -1 +1 @@
-__version__ = '3.1.1'
+__version__ = '3.1.2'