diff --git a/.idea/libraries/bld.xml b/.idea/libraries/bld.xml
index 5c4010c..153a060 100644
--- a/.idea/libraries/bld.xml
+++ b/.idea/libraries/bld.xml
@@ -2,12 +2,12 @@
   <library name="bld">
     <CLASSES>
       <root url="file://$PROJECT_DIR$/lib/bld" />
-      <root url="jar://$USER_HOME$/.bld/dist/bld-2.1.0.jar!/" />
+      <root url="jar://$USER_HOME$/.bld/dist/bld-2.2.1.jar!/" />
     </CLASSES>
     <JAVADOC />
     <SOURCES>
       <root url="file://$PROJECT_DIR$/lib/bld" />
-      <root url="jar://$USER_HOME$/.bld/dist/bld-2.1.0-sources.jar!/" />
+      <root url="jar://$USER_HOME$/.bld/dist/bld-2.2.1-sources.jar!/" />
     </SOURCES>
     <excluded>
       <root url="jar://$PROJECT_DIR$/lib/bld/bld-wrapper.jar!/" />
diff --git a/README.md b/README.md
index b31ec67..8d62a9f 100644
--- a/README.md
+++ b/README.md
@@ -1,8 +1,8 @@
 # mobibot
 
 [![License (3-Clause BSD)](https://img.shields.io/badge/license-BSD%203--Clause-blue.svg)](https://opensource.org/licenses/BSD-3-Clause)
-[![Kotlin](https://img.shields.io/badge/kotlin-2.1.0-7f52ff.svg)](https://kotlinlang.org)
 [![bld](https://img.shields.io/badge/2.1.0-FA9052?label=bld&labelColor=2392FF)](https://rife2.com/bld)
+[![bld](https://img.shields.io/badge/2.2.1-FA9052?label=bld&labelColor=2392FF)](https://rife2.com/bld)
 [![Quality Gate Status](https://sonarcloud.io/api/project_badges/measure?project=ethauvin_mobibot&metric=alert_status)](https://sonarcloud.io/summary/new_code?id=ethauvin_mobibot)
 [![GitHub CI](https://github.com/ethauvin/mobibot/actions/workflows/bld.yml/badge.svg)](https://github.com/ethauvin/mobibot/actions/workflows/bld.yml)
 [![CircleCI](https://circleci.com/gh/ethauvin/mobibot/tree/master.svg?style=shield)](https://circleci.com/gh/ethauvin/mobibot/tree/master)
diff --git a/lib/bld/bld-wrapper.jar b/lib/bld/bld-wrapper.jar
index 5425f1c..73cde27 100644
Binary files a/lib/bld/bld-wrapper.jar and b/lib/bld/bld-wrapper.jar differ
diff --git a/lib/bld/bld-wrapper.properties b/lib/bld/bld-wrapper.properties
index ae6925d..478b956 100644
--- a/lib/bld/bld-wrapper.properties
+++ b/lib/bld/bld-wrapper.properties
@@ -7,4 +7,4 @@ bld.extension-jacoco=com.uwyn.rife2:bld-jacoco-report:0.9.8
 bld.extension-kotlin=com.uwyn.rife2:bld-kotlin:1.0.3
 bld.repositories=MAVEN_LOCAL,MAVEN_CENTRAL,RIFE2_SNAPSHOTS,RIFE2_RELEASES
 bld.sourceDirectories=
-bld.version=2.1.0
+bld.version=2.2.1