diff --git a/Cargo.toml b/Cargo.toml
index ce5a6f0..68e5178 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -1,6 +1,6 @@
 [package]
 name = "proxmox-backup-qemu"
-version = "0.4.0"
+version = "0.5.0"
 authors = [
     "Dietmar Maurer <dietmar@proxmox.com>",
     "Wolfgang Bumiller <w.bumiller@proxmox.com>",
diff --git a/debian/changelog b/debian/changelog
index 4c81904..185e0fa 100644
--- a/debian/changelog
+++ b/debian/changelog
@@ -1,3 +1,11 @@
+proxmox-backup-qemu (0.5.0-1) unstable; urgency=medium
+
+  * improve parameter checks
+
+  * allways call _async functions instead of duplicating code
+
+ -- Proxmox Support Team <support@proxmox.com>  Wed, 08 Jul 2020 07:51:53 +0200
+
 proxmox-backup-qemu (0.4.0-1) unstable; urgency=medium
 
   * use new get_runtime_with_builder