diff --git a/Building-Release.md b/Building-Release.md
index f76dcaa..70fee90 100644
--- a/Building-Release.md
+++ b/Building-Release.md
@@ -1,6 +1,6 @@
 ## Instructions how to build a new maintenance release
 
-> Our [packaging script](https://github.com/EGroupware/egroupware/blob/master/doc/rpm-build/checkout-build-archives.php) currently requires **composer in version 1.8.6**, otherwise you get an error about bower-asset/cropper! (```composer self-update 1.8.6``` get's you back, in case you updated to 1.9 or later)
+> Our [packaging script](https://github.com/EGroupware/egroupware/blob/master/doc/rpm-build/checkout-build-archives.php) currently requires **composer in version 1.x, because Horde still uses a PEAR repo! (```composer self-update --1``` get's you back, in case you updated to version 2.x)
  
 You need a clean 21.1 checkout without any uncommited or unpushed changes!