diff --git a/pom.xml b/pom.xml
index 7a80bedbb85b7aaaca4b1bbaae1d1489f98d9d82..cf82a1d2919cee1f837470411d7e15fcb7db6306 100644
--- a/pom.xml
+++ b/pom.xml
@@ -8,7 +8,7 @@
    </parent>
    <groupId>fr.soleil.lib</groupId>
    <artifactId>Electrometers-${aol}-${library}-${mode}</artifactId>
-   <version>2.1.1</version>
+   <version>2.2.1</version>
    <packaging>nar</packaging>
    <name>Electrometers library</name>
    <description>Electrometers library</description>