diff --git a/mgeconvert/version.py b/mgeconvert/version.py
index bfdf781..9d1d1ea 100644
--- a/mgeconvert/version.py
+++ b/mgeconvert/version.py
@@ -5,7 +5,7 @@
 # Unless required by applicable law or agreed to in writing,
 # software distributed under the License is distributed on an
 # "AS IS" BASIS, WITHOUT ARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
-__version__ = "0.7.0dev"
+__version__ = "1.0.0"
 
 # required megengine version range
 MEGENGINE_LOWER = "1.0.0"