diff --git a/CHANGELOG.md b/CHANGELOG.md
index 5d10b50..16da1a0 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -6,6 +6,10 @@ All notable changes to this project will be documented in this file.
 
 Nothing unreleased.
 
+## [4.1.1] - 2021-10-03
+
+Regular maintenance.
+
 ## [4.1.0] - 2021-09-04
 
 Add OSGi entries to Manifest.MF #16
@@ -270,7 +274,8 @@ Project created as an alternative Java implementation of [ULID spec](https://git
 -   Added `LICENSE`
 -   Added test cases
 
-[unreleased]: https://github.com/f4b6a3/ulid-creator/compare/ulid-creator-4.1.0...HEAD
+[unreleased]: https://github.com/f4b6a3/ulid-creator/compare/ulid-creator-4.1.1...HEAD
+[4.1.1]: https://github.com/f4b6a3/ulid-creator/compare/ulid-creator-4.1.0...ulid-creator-4.1.1
 [4.1.0]: https://github.com/f4b6a3/ulid-creator/compare/ulid-creator-4.0.0...ulid-creator-4.1.0
 [4.0.0]: https://github.com/f4b6a3/ulid-creator/compare/ulid-creator-3.2.0...ulid-creator-4.0.0
 [3.2.0]: https://github.com/f4b6a3/ulid-creator/compare/ulid-creator-3.1.1...ulid-creator-3.2.0
diff --git a/README.md b/README.md
index 17b8923..ce374b7 100644
--- a/README.md
+++ b/README.md
@@ -35,7 +35,7 @@ Add these lines to your `pom.xml`.
 <dependency>
   <groupId>com.github.f4b6a3</groupId>
   <artifactId>ulid-creator</artifactId>
-  <version>4.1.0</version>
+  <version>4.1.1</version>
 </dependency>
 ```
 See more options in [maven.org](https://search.maven.org/artifact/com.github.f4b6a3/ulid-creator).
diff --git a/benchmark/README.md b/benchmark/README.md
index 509c1a0..d79ce34 100644
--- a/benchmark/README.md
+++ b/benchmark/README.md
@@ -1,4 +1,2 @@
 
 To execute the benchmark, run the script `./benchmark/run.sh`.
-
-Sorry, there is no `run.bat` file for Windows at this time.
diff --git a/benchmark/run.bat b/benchmark/run.bat
new file mode 100644
index 0000000..beb63a8
--- /dev/null
+++ b/benchmark/run.bat
@@ -0,0 +1,23 @@
+
+@ECHO OFF
+
+REM go to the parent folder
+CD .\..
+
+REM compile the parent project
+CALL mvn clean install
+
+REM create a copy with the expected name
+XCOPY /Y target\ulid-creator-*-SNAPSHOT.jar target\ulid-creator-0.0.1-BENCHMARK.jar*
+
+REM go to the benchmark folder
+CD benchmark
+
+REM compile the benchmark project
+CALL mvn validate
+CALL mvn clean install
+
+REM run the benchmark
+CALL java -jar target/benchmarks.jar
+
+@ECHO ON