diff --git a/yast2-installation-4.0.44.tar.bz2 b/yast2-installation-4.0.44.tar.bz2
deleted file mode 100644
index 14227d7..0000000
--- a/yast2-installation-4.0.44.tar.bz2
+++ /dev/null
@@ -1,3 +0,0 @@
-version https://git-lfs.github.com/spec/v1
-oid sha256:4e4fe1754cc8ebbb0fb68b934109724d87a9e04d8d4e67a548892cec09b6860c
-size 453494
diff --git a/yast2-installation-4.0.50.tar.bz2 b/yast2-installation-4.0.50.tar.bz2
new file mode 100644
index 0000000..a5701f4
--- /dev/null
+++ b/yast2-installation-4.0.50.tar.bz2
@@ -0,0 +1,3 @@
+version https://git-lfs.github.com/spec/v1
+oid sha256:782fa6ffefb0c7cdb14624bd3e4bfc43a2121daa53c71201c920ee002916ba38
+size 454252
diff --git a/yast2-installation.changes b/yast2-installation.changes
index fd8b407..ed0b6fc 100644
--- a/yast2-installation.changes
+++ b/yast2-installation.changes
@@ -1,3 +1,43 @@
+-------------------------------------------------------------------
+Thu Apr 19 13:05:23 UTC 2018 - lslezak@suse.cz
+
+- Log more details when unmounting the target partition fails
+  (to debug bsc#1090018)
+- 4.0.50
+
+-------------------------------------------------------------------
+Tue Apr 17 12:37:12 UTC 2018 - igonzalezsosa@suse.com
+
+- Installer Updates does not overwrite Driver Updates
+  (bsc#1088685).
+- 4.0.49
+
+-------------------------------------------------------------------
+Mon Apr 16 12:50:00 UTC 2018 - mvidner@suse.com
+
+- Don't hard-code the role text color (bsc#1087399).
+- 4.0.48
+
+-------------------------------------------------------------------
+Mon Apr 16 11:08:57 UTC 2018 - jreidinger@suse.com
+
+- Ensure proper patterns are selected when going back to system
+  role and switch to different role (bsc#1088883)
+- 4.0.47
+
+-------------------------------------------------------------------
+Tue Apr 10 16:37:15 CEST 2018 - schubi@suse.de
+
+- Set Add-On products for installation again after the base
+  product has been selected (bnc#1086846).
+- 4.0.46
+
+-------------------------------------------------------------------
+Fri Apr  6 17:25:51 UTC 2018 - jlopez@suse.com
+
+- Use AbortException when user aborts (part of fate#318196).
+- 4.0.45
+
 -------------------------------------------------------------------
 Fri Apr  6 12:26:45 UTC 2018 - mvidner@suse.com
 
diff --git a/yast2-installation.spec b/yast2-installation.spec
index d5f040c..a723ea0 100644
--- a/yast2-installation.spec
+++ b/yast2-installation.spec
@@ -17,15 +17,15 @@
 
 
 Name:           yast2-installation
-Version:        4.0.44
+Version:        4.0.50
 Release:        0
 
 BuildRoot:      %{_tmppath}/%{name}-%{version}-build
 Source0:        %{name}-%{version}.tar.bz2
 
 Url:            http://github.com/yast/yast-installation
-# new y2start script
-Requires:       yast2-ruby-bindings >= 3.2.10
+# for AbortException and handle direct abort
+Requires:       yast2-ruby-bindings >= 4.0.6
 
 Summary:        YaST2 - Installation Parts
 License:        GPL-2.0
@@ -36,6 +36,8 @@ Source2:        YaST2-Firstboot.service
 
 BuildRequires:  update-desktop-files
 BuildRequires:  yast2-devtools >= 3.1.10
+# for AbortException and handle direct abort
+BuildRequires:  yast2-ruby-bindings >= 4.0.6
 # needed for xml agent reading about products
 BuildRequires:  yast2-xml
 BuildRequires:  rubygem(rspec)
@@ -63,8 +65,8 @@ Requires:       yast2-pkg-bindings >= 3.1.33
 # Mouse-related scripts moved to yast2-mouse
 Conflicts:      yast2-mouse < 2.18.0
 
-# Yast::Packages.check_remote_installation_packages
-Requires:       yast2-packager >= 4.0.9
+# Yast::AddOnProduct.selected_installation_products
+Requires:       yast2-packager >= 4.0.56
 
 # use in startup scripts
 Requires:       initviocons