diff --git a/CMakeLists.txt b/CMakeLists.txt
index 9f40a9ff6..9d9b3abb6 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -2,7 +2,7 @@ project(OpenTX)
 
 set(VERSION_MAJOR "2")
 set(VERSION_MINOR "3")
-set(VERSION_REVISION "0")
+set(VERSION_REVISION "1")
 set(VERSION_SUFFIX $ENV{OPENTX_VERSION_SUFFIX})
 set(VERSION_FAMILY ${VERSION_MAJOR}.${VERSION_MINOR})
 set(VERSION ${VERSION_MAJOR}.${VERSION_MINOR}.${VERSION_REVISION}${VERSION_SUFFIX})
diff --git a/tools/nightly23/build-nightly.sh b/tools/nightly23/build-nightly.sh
index 5e2a16515..f9c13f222 100755
--- a/tools/nightly23/build-nightly.sh
+++ b/tools/nightly23/build-nightly.sh
@@ -2,11 +2,11 @@
 
 set -e
 
-branch=2.3.0
+branch=2.3.1
 docker=nightly23
 workdir=/home/opentx/nightly23
 output=/var/www/html/2.3/nightlies
-version=2.3.0
+version=2.3.1
 
 echo "Increment nightly index"
 index=`cat index.txt`