diff -Nru libio-async-loop-epoll-perl-0.19/Changes libio-async-loop-epoll-perl-0.20/Changes
--- libio-async-loop-epoll-perl-0.19/Changes	2018-06-25 16:07:57.000000000 +0000
+++ libio-async-loop-epoll-perl-0.20/Changes	2018-10-11 17:26:29.000000000 +0000
@@ -1,5 +1,9 @@
 Revision history for IO-Async-Loop-Epoll
 
+0.20    2018-10-11 18:24:55
+        [BUGFIXES]
+         * Don't crash at shutdown when cleaning up signals (RT126282)
+
 0.19    2018-06-25 17:07:14
         [BUGFIXES]
          * Handle post-fork() situations correctly (RT119835)
diff -Nru libio-async-loop-epoll-perl-0.19/debian/changelog libio-async-loop-epoll-perl-0.20/debian/changelog
--- libio-async-loop-epoll-perl-0.19/debian/changelog	2018-07-23 06:06:48.000000000 +0000
+++ libio-async-loop-epoll-perl-0.20/debian/changelog	2018-11-21 20:35:45.000000000 +0000
@@ -1,3 +1,11 @@
+libio-async-loop-epoll-perl (0.20-1) unstable; urgency=medium
+
+  * New upstream version 0.20
+  * Update copyright years
+  * Declare compliance with Debian Policy 4.2.1
+
+ -- Florian Schlichting <fsfs@debian.org>  Wed, 21 Nov 2018 21:35:45 +0100
+
 libio-async-loop-epoll-perl (0.19-1) unstable; urgency=medium
 
   * Team upload.
@@ -127,7 +135,7 @@
   * Bump Debehlper compat level to 8. Use now Build.PL.
   * debian/control:
     - Bump versioned Build-Depends on debhelper (>= 8).
-    - Move perl to Build-Depends for Module::Build. 
+    - Move perl to Build-Depends for Module::Build.
   * Bump Standards-Version to 3.9.1.
   * Convert to '3.0 (quilt)' source package format.
 
diff -Nru libio-async-loop-epoll-perl-0.19/debian/control libio-async-loop-epoll-perl-0.20/debian/control
--- libio-async-loop-epoll-perl-0.19/debian/control	2018-07-23 06:06:48.000000000 +0000
+++ libio-async-loop-epoll-perl-0.20/debian/control	2018-11-21 20:35:39.000000000 +0000
@@ -14,7 +14,7 @@
                      libtest-fatal-perl,
                      libtest-pod-perl,
                      libtest-refcount-perl
-Standards-Version: 4.1.5
+Standards-Version: 4.2.1
 Vcs-Browser: https://salsa.debian.org/perl-team/modules/packages/libio-async-loop-epoll-perl
 Vcs-Git: https://salsa.debian.org/perl-team/modules/packages/libio-async-loop-epoll-perl.git
 Homepage: https://metacpan.org/release/IO-Async-Loop-Epoll
diff -Nru libio-async-loop-epoll-perl-0.19/debian/copyright libio-async-loop-epoll-perl-0.20/debian/copyright
--- libio-async-loop-epoll-perl-0.19/debian/copyright	2018-07-23 06:06:48.000000000 +0000
+++ libio-async-loop-epoll-perl-0.20/debian/copyright	2018-11-21 20:35:28.000000000 +0000
@@ -10,7 +10,7 @@
 Files: debian/*
 Copyright: 2009-2010, Jonathan Yu <jawnsy@cpan.org>
  2011-2018, gregor herrmann <gregoa@debian.org>
- 2013, Florian Schlichting <fsfs@debian.org>
+ 2013-2018, Florian Schlichting <fsfs@debian.org>
 License: Artistic or GPL-1+
 
 License: Artistic
diff -Nru libio-async-loop-epoll-perl-0.19/lib/IO/Async/Loop/Epoll.pm libio-async-loop-epoll-perl-0.20/lib/IO/Async/Loop/Epoll.pm
--- libio-async-loop-epoll-perl-0.19/lib/IO/Async/Loop/Epoll.pm	2018-06-25 16:07:57.000000000 +0000
+++ libio-async-loop-epoll-perl-0.20/lib/IO/Async/Loop/Epoll.pm	2018-10-11 17:26:29.000000000 +0000
@@ -8,7 +8,7 @@
 use strict;
 use warnings;
 
-our $VERSION = '0.19';
+our $VERSION = '0.20';
 use constant API_VERSION => '0.49';
 
 # Only Linux is known always to be able to report EOF conditions on
@@ -412,7 +412,7 @@
 
    # When we saved the original value, we might have got an undef. But %SIG
    # doesn't like having undef assigned back in, so we need to translate
-   $SIG{$signal} = $self->{signals}{$signal}->orig || 'DEFAULT';
+   $SIG{$signal} = ( $self->{signals}{$signal} && $self->{signals}{$signal}->orig ) || 'DEFAULT';
 
    delete $self->{signals}{$signal};
    
diff -Nru libio-async-loop-epoll-perl-0.19/META.json libio-async-loop-epoll-perl-0.20/META.json
--- libio-async-loop-epoll-perl-0.19/META.json	2018-06-25 16:07:57.000000000 +0000
+++ libio-async-loop-epoll-perl-0.20/META.json	2018-10-11 17:26:29.000000000 +0000
@@ -36,7 +36,7 @@
    "provides" : {
       "IO::Async::Loop::Epoll" : {
          "file" : "lib/IO/Async/Loop/Epoll.pm",
-         "version" : "0.19"
+         "version" : "0.20"
       }
    },
    "release_status" : "stable",
@@ -45,6 +45,6 @@
          "http://dev.perl.org/licenses/"
       ]
    },
-   "version" : "0.19",
+   "version" : "0.20",
    "x_serialization_backend" : "JSON::PP version 2.97001"
 }
diff -Nru libio-async-loop-epoll-perl-0.19/META.yml libio-async-loop-epoll-perl-0.20/META.yml
--- libio-async-loop-epoll-perl-0.19/META.yml	2018-06-25 16:07:57.000000000 +0000
+++ libio-async-loop-epoll-perl-0.20/META.yml	2018-10-11 17:26:29.000000000 +0000
@@ -17,12 +17,12 @@
 provides:
   IO::Async::Loop::Epoll:
     file: lib/IO/Async/Loop/Epoll.pm
-    version: '0.19'
+    version: '0.20'
 requires:
   IO::Async: '0.24'
   Linux::Epoll: '0.005'
   Struct::Dumb: '0'
 resources:
   license: http://dev.perl.org/licenses/
-version: '0.19'
+version: '0.20'
 x_serialization_backend: 'CPAN::Meta::YAML version 0.018'