diff --git a/build_appimage.py b/build_appimage.py
index 943585359..a4e1a1cb7 100755
--- a/build_appimage.py
+++ b/build_appimage.py
@@ -1,8 +1,19 @@
 #!/usr/bin/python3
 import os
 
+def get_version():
+    with open("Cargo.toml") as fh:
+        for line in fh:
+            if line.startswith("version"):
+                return line.replace("version", "").replace("=", "").replace('"', '').strip()
+    return ''
+
 if __name__ == '__main__':
+    # check version
+    version = get_version()
     os.chdir("appimage")
+    os.system("sed -i 's/^Version=.*/Version=%s/g' rustdesk.desktop" % version)
+    # build appimage
     ret = os.system("appimage-builder --recipe AppImageBuilder.yml --skip-test")
     if ret == 0:
         print("RustDesk AppImage build success :)")
diff --git a/rustdesk.desktop b/rustdesk.desktop
index 8bdbe06e0..11c7daad0 100644
--- a/rustdesk.desktop
+++ b/rustdesk.desktop
@@ -1,5 +1,5 @@
 [Desktop Entry]
-Version=1.0
+Version=1.2.0
 Name=RustDesk
 GenericName=Remote Desktop
 Comment=Remote Desktop