diff --git a/README.md b/README.md
index d38d0088..bc41c36f 100644
--- a/README.md
+++ b/README.md
@@ -38,7 +38,7 @@ As dependency use this
 <dependency>
   <groupId>org.mustangproject.ZUGFeRD</groupId>
   <artifactId>mustang</artifactId>
-  <version>1.5.4</version>
+  <version>1.7.1</version>
 </dependency>
 
 <dependency>