diff --git a/Makefile b/Makefile
index ada9b48..397143a 100644
--- a/Makefile
+++ b/Makefile
@@ -5,7 +5,7 @@ GEN_PACKAGE=pmg-doc-generator
 DOC_PACKAGE=pmg-docs
 
 # also update debian/changelog
-PKGREL=1
+PKGREL=2
 
 ARCH:=$(shell dpkg-architecture -qDEB_BUILD_ARCH)
 
diff --git a/debian/changelog b/debian/changelog
index 0372ac7..240b286 100644
--- a/debian/changelog
+++ b/debian/changelog
@@ -1,3 +1,9 @@
+pmg-docs (5.1-2) unstable; urgency=medium
+
+  * fix copyright date
+
+ -- Proxmox Support Team <support@proxmox.com>  Fri, 28 Sep 2018 07:05:45 +0200
+
 pmg-docs (5.1-1) unstable; urgency=medium
 
   * asciidoc/asciidoc-pmg.conf: update links to https