diff --git a/.github/workflows/jar.yaml b/.github/workflows/jar.yaml
index 0d979b6..e494b01 100644
--- a/.github/workflows/jar.yaml
+++ b/.github/workflows/jar.yaml
@@ -15,11 +15,8 @@ jobs:
     - name: Install JDK
       run: sudo apt install default-jdk
 
-    - name: Set env
-      run: echo "RELEASE_VERSION=`echo $(git describe --tags --abbrev=0)`" >> $GITHUB_ENV
-
     - name: Build
-      run: PKG_VER_TAG=$RELEASE_VERSION ./build.sh host-jar "release"
+      run: ./build.sh host-jar "release"
 
     - uses: actions/upload-artifact@v2
       with:
diff --git a/.version b/.version
new file mode 100644
index 0000000..347f583
--- /dev/null
+++ b/.version
@@ -0,0 +1 @@
+1.4.1
diff --git a/build.sh b/build.sh
index 7839ce5..0a8c361 100755
--- a/build.sh
+++ b/build.sh
@@ -505,9 +505,7 @@ host-jar()
     export JAVA_TOOL_OPTIONS=-Dfile.encoding=UTF8
     javac -Xlint:deprecation com/zerotier/sockets/*.java
 
-    PKG_VER_TAG="${PKG_VER_TAG:-"$(git describe --abbrev=0)"}"
-
-    jar cf libzt-$PKG_VER_TAG.jar $SHARED_LIB_NAME com/zerotier/sockets/*.class
+    jar cf libzt-"$(cat .version)".jar $SHARED_LIB_NAME com/zerotier/sockets/*.class
     rm -rf com $SHARED_LIB_NAME
     cd -
     # Copy JAR to dist/
@@ -726,6 +724,13 @@ clean()
     cd pkg/pypi && ./build.sh clean
 }
 
+tag_release()
+{
+    git tag -a $1 -m $2
+    "$(git describe --tags --abbrev=0)" >> .version
+    git push origin --tags
+}
+
 list()
 {
     IFS=$'\n'