diff --git a/Makefile b/Makefile
index 1926015..a0340aa 100644
--- a/Makefile
+++ b/Makefile
@@ -2,7 +2,7 @@ RELEASE=4.1
 
 VERSION=4.0
 PACKAGE=libpve-storage-perl
-PKGREL=40
+PKGREL=41
 
 DESTDIR=
 PREFIX=/usr
diff --git a/changelog.Debian b/changelog.Debian
index b1245fd..6bba3b8 100644
--- a/changelog.Debian
+++ b/changelog.Debian
@@ -1,3 +1,9 @@
+libpve-storage-perl (4.0-41) unstable; urgency=medium
+
+  * prepare storage for lvmthin gui (adds an lvmthin scan to the api)
+
+ -- Proxmox Support Team <support@proxmox.com>  Sat, 20 Feb 2016 09:52:37 +0100
+
 libpve-storage-perl (4.0-40) unstable; urgency=medium
 
   * storage_migrate: another ipv6 fix for an rsync command