diff --git a/CMakeLists.txt b/CMakeLists.txt
index 141d0bd..2f81f0c 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -1,6 +1,6 @@
 cmake_minimum_required(VERSION 3.5)
 
-project(qpiskvork VERSION 0.5 LANGUAGES CXX)
+project(qpiskvork VERSION 0.9 LANGUAGES CXX)
 
 set(CMAKE_INCLUDE_CURRENT_DIR ON)
 
diff --git a/snap/gui/qpiskvork.desktop b/snap/gui/qpiskvork.desktop
index b6465cf..a47ce73 100644
--- a/snap/gui/qpiskvork.desktop
+++ b/snap/gui/qpiskvork.desktop
@@ -1,5 +1,5 @@
 [Desktop Entry]
-Version=0.8.78
+Version=0.9.99
 Encoding=UTF-8
 Name=qpiskvork
 Comment=A gomoku or renju manager adapting to Windows and Linux systems.
diff --git a/snap/snapcraft.yaml b/snap/snapcraft.yaml
index c85f26e..6182a26 100644
--- a/snap/snapcraft.yaml
+++ b/snap/snapcraft.yaml
@@ -16,7 +16,7 @@
 #    51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
 
 name: qpiskvork # you probably want to 'snapcraft register <name>'
-version: '0.8.78' # just for humans, typically '1.2+git' or '1.3.2'
+version: '0.9.99' # just for humans, typically '1.2+git' or '1.3.2'
 summary: Another gomoku or renju manager adapting to Windows and Linux systems. # 79 char long summary
 description: |
   This program aims to become a gomoku or renju manager with the protocol
diff --git a/src/mainwindow.cpp b/src/mainwindow.cpp
index 7e93d59..1ecad2b 100644
--- a/src/mainwindow.cpp
+++ b/src/mainwindow.cpp
@@ -1998,7 +1998,7 @@ void MainWindow::OnActionNumOfMove()
 
 void MainWindow::OnActionVer()
 {
-    const QString strVerNum = tr("Ver Num: ") + "0.6.65" + "\n";
+    const QString strVerNum = tr("Ver Num: ") + "0.9.99" + "\n";
     QString strBuildTime = tr("Build at ");
     strBuildTime.append(__TIMESTAMP__);
     strBuildTime.append("\n");