diff --git a/README.md b/README.md
index ee964880b04a003bbb5b61df7d3b77109ba29103..0b3d2b2642c3467d660a7b46489f1acc08b7ea0f 100644
--- a/README.md
+++ b/README.md
@@ -12,7 +12,9 @@ It adds the hostlabels
 * [Download latest mkp file][PACKAGE]
 
 **Note**: before you update to a newer version, always check the [CHANGELOG](CHANGELOG). There migth be incompatible changes.
-                        
+
+**Note**: with version 0.0.5 the package name has changed form `inv_ipv4_adresses` to `inv_ip_address`. If you are updating from a version before 0.0.5 remove the old package first.
+
 ---
 ### Installation