Release 4.0.1: update versions
diff --git a/gradle.properties b/gradle.properties
index fcea8d3..f307bf6 100644
--- a/gradle.properties
+++ b/gradle.properties
@@ -13,9 +13,9 @@
 # See the License for the specific language governing permissions and
 # limitations under the License.
 
-groovyVersion=4.0.1-SNAPSHOT
+groovyVersion=4.0.1
 # bundle version format: major('.'minor('.'micro('.'qualifier)?)?)? (first 3 only digits)
-groovyBundleVersion=4.0.1.SNAPSHOT
+groovyBundleVersion=4.0.1
 
 groovyTargetBytecodeVersion=1.8
 targetJavaVersion=8