diff --git a/fix_enable_logfile.patch b/fix_enable_logfile.patch
new file mode 100644
index 0000000..ecce830
--- /dev/null
+++ b/fix_enable_logfile.patch
@@ -0,0 +1,72 @@
+From: Alexander Naumov <alexander_naumov@opensuse.org>
+Date: Thu, 26 Jan 2017 23:44:43 +0100
+Subject: [PATCH] Adding "-L logfile" option for setting new logfile's name
+References: bnc#1020870
+
+Now it's possible to set your own lofile name with
+this option ONLY. It fixes API of old versions.
+
+Signed-off-by: Alexander Naumov <alexander_naumov@opensuse.org>
+---
+diff --git a/src/doc/screen.1 b/src/doc/screen.1
+index 23b4d7b..5b14d91 100644
+--- doc/screen.1
++++ doc/screen.1
+@@ -261,9 +261,12 @@ Ask your system administrator if you are not sure. Remove sessions with the
+ .B \-L
+ tells
+ .I screen
+-to turn on automatic output logging for the windows. By default, logfile's name
+-is screenlog.1. You can sets new name: add it right after -L option e.g. "screen
+--L my_logfile".
++to turn on automatic output logging for the windows.
++.TP 5
++.BI "\-L logfile " file
++By default logfile name is \*Qscreenlog.0\*Q. You can also set new logfile name
++with the \*Qlogfile\*Q option. Keep in mind that logfile name can not start with
++the "-" symbol.
+ .TP 5
+ .B \-m
+ causes
+diff --git a/src/screen.c b/src/screen.c
+index 64650e9..9e1072a 100644
+--- screen.c
++++ screen.c
+@@ -302,7 +302,7 @@ struct passwd *ppp;
+ pw_try_again:
+ #endif
+   n = 0;
+-  if (ppp->pw_passwd[0] == '#' && ppp->pw_passwd[1] == '#' & strcmp(ppp->pw_passwd + 2, ppp->pw_name) == 0)
++  if (ppp->pw_passwd[0] == '#' && ppp->pw_passwd[1] == '#' && strcmp(ppp->pw_passwd + 2, ppp->pw_name) == 0)
+     n = 13;
+   for (; n < 13; n++) {
+     char c = ppp->pw_passwd[n];
+@@ -667,18 +667,16 @@ int main(int ac, char** av)
+             break;
+ 
+           case 'L':
+-            if (--ac != 0) {
+-              screenlogfile = SaveStr(*++av);
+-              if (screenlogfile[0] == '-')
++            if (--ac > 0 && !strcmp(*++av, "logfile")) {
++              *++av; // Now '*av' is a logfile parameter
++
++              if (strlen(*av) > PATH_MAX)
++                Panic(1, "-L: logfile name too long. (max. %d char)", PATH_MAX);
++
++              if (*av[0] == '-')
+                 Panic(0, "-L: logfile name can not start with \"-\" symbol");
+-              if (strlen(screenlogfile) > PATH_MAX)
+-                Panic(0, "-L: logfile name too long. (max. %d char)", PATH_MAX);
+-
+-              FILE *w_check;
+-              if ((w_check = fopen(screenlogfile, "w")) == NULL)
+-                Panic(0, "-L: logfile name access problem");
+-              else
+-                fclose(w_check);
++
++              screenlogfile = SaveStr(*av);
+             }
+             nwin_options.Lflag = 1;
+             break;
+
diff --git a/screen-4.4.0.tar.gz b/screen-4.4.0.tar.gz
deleted file mode 100644
index 6323b2a..0000000
--- a/screen-4.4.0.tar.gz
+++ /dev/null
@@ -1,3 +0,0 @@
-version https://git-lfs.github.com/spec/v1
-oid sha256:ef722a54759a3bf23aad272bbf33c414c1078cad6bcd982fada93c0d7917218b
-size 846010
diff --git a/screen-4.4.0.tar.gz.sig b/screen-4.4.0.tar.gz.sig
deleted file mode 100644
index 8d80125..0000000
Binary files a/screen-4.4.0.tar.gz.sig and /dev/null differ
diff --git a/screen-4.5.0.tar.gz b/screen-4.5.0.tar.gz
new file mode 100644
index 0000000..068b1a4
--- /dev/null
+++ b/screen-4.5.0.tar.gz
@@ -0,0 +1,3 @@
+version https://git-lfs.github.com/spec/v1
+oid sha256:01c3a7c362185f35d6a95dff52d64337076496acd034d717de3c263500cfefb0
+size 963233
diff --git a/screen-4.5.0.tar.gz.sig b/screen-4.5.0.tar.gz.sig
new file mode 100644
index 0000000..4aa2f78
--- /dev/null
+++ b/screen-4.5.0.tar.gz.sig
@@ -0,0 +1,16 @@
+-----BEGIN PGP SIGNATURE-----
+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+=fhpd
+-----END PGP SIGNATURE-----
diff --git a/screen.changes b/screen.changes
index c3f0cf6..523245b 100644
--- a/screen.changes
+++ b/screen.changes
@@ -1,3 +1,25 @@
+-------------------------------------------------------------------
+Fri Jan 27 22:32:17 UTC 2017 - alexander_naumov@opensuse.org
+
+- Add fix_enable_logfile.patch
+  * fix loging screen API (bnc#1020870) 
+  * fix privilege escalation
+
+-------------------------------------------------------------------
+Thu Jan 17 23:11:38 UTC 2017 - alexander_naumov@opensuse.org
+
+- GNU Screen 4.5.0:
+ * It's possible to specify logfile's name via command line
+   parameter '-L'. 
+
+ Fixes:
+ * broken handling of "bind u digraph U+"
+ * crash with long $TERM
+ * crash when bumping blank window
+ * build for AIX
+ * %x improperly separating arguments
+ * install with custom DESTDIR
+
 -------------------------------------------------------------------
 Wed Aug 17 14:02:33 UTC 2016 - alexander_naumov@opensuse.org
 
diff --git a/screen.keyring b/screen.keyring
index c5a953d..8da5198 100644
Binary files a/screen.keyring and b/screen.keyring differ
diff --git a/screen.spec b/screen.spec
index fc307c7..5450ee9 100644
--- a/screen.spec
+++ b/screen.spec
@@ -1,7 +1,7 @@
 #
 # spec file for package screen
 #
-# Copyright (c) 2016 SUSE LINUX GmbH, Nuernberg, Germany.
+# Copyright (c) 2017 SUSE LINUX GmbH, Nuernberg, Germany.
 #
 # All modifications and additions to the file contributed by third parties
 # remain the property of their copyright owners, unless otherwise agreed
@@ -39,7 +39,7 @@ BuildRequires:  automake
 BuildRequires:  pam-devel
 PreReq:         %install_info_prereq
 PreReq:         coreutils
-Version:        4.4.0
+Version:        4.5.0
 Release:        0
 Summary:        A program to allow multiple screens on a VT100/ANSI Terminal
 License:        GPL-3.0+
@@ -49,6 +49,7 @@ Source1:        screen.conf
 Source2:        http://ftp.gnu.org/gnu/screen/%{name}-%{version}.tar.gz.sig
 Source3:        https://savannah.gnu.org/project/memberlist-gpgkeys.php?group=screen&download=1#/%{name}.keyring
 Patch0:         global_screenrc.patch
+Patch1:         fix_enable_logfile.patch
 Patch6:         libtinfo.diff
 BuildRoot:      %{_tmppath}/%{name}-%{version}-build
 
@@ -63,6 +64,8 @@ Documentation: man page
 %setup
 # global_screenrc.patch
 %patch0
+# PATCH-FEATURE-UPSTREAM fix_enable_logfile.patch
+%patch1
 # libtinfo.diff
 %patch6