diff -pruN 1:2.11-2/debian/changelog 1:2.11-2ubuntu1/debian/changelog
--- 1:2.11-2/debian/changelog	2020-08-12 12:14:35.000000000 +0000
+++ 1:2.11-2ubuntu1/debian/changelog	2020-09-02 20:44:37.000000000 +0000
@@ -1,3 +1,11 @@
+bash-completion (1:2.11-2ubuntu1) groovy; urgency=low
+
+  * Merge from Debian unstable.  Remaining changes:
+    - Add 15-add_backslash_for_tilde.patch: Adding backslash makes sure that
+      tilde is not special character for bash, but character for purpose.
+
+ -- Tiago Stürmer Daitx <tiago.daitx@ubuntu.com>  Wed, 02 Sep 2020 20:44:37 +0000
+
 bash-completion (1:2.11-2) unstable; urgency=medium
 
   * Provide dh-sequence-bash-completion (Closes: #951484).
@@ -29,6 +37,14 @@ bash-completion (1:2.10-2) unstable; urg
 
  -- Gabriel F. T. Gomes <gabriel@debian.org>  Fri, 31 Jul 2020 15:41:50 -0300
 
+bash-completion (1:2.10-1ubuntu1) focal; urgency=low
+
+  * Merge from Debian unstable.  Remaining changes:
+    - Add 15-add_backslash_for_tilde.patch: Adding backslash makes sure that
+      tilde is not special character for bash, but character for purpose.
+
+ -- Steve Langasek <steve.langasek@ubuntu.com>  Sat, 01 Feb 2020 21:31:16 -0800
+
 bash-completion (1:2.10-1) unstable; urgency=medium
 
   * Update upstream sources.
@@ -43,12 +59,28 @@ bash-completion (1:2.9-1.1) unstable; ur
 
  -- Boyuan Yang <byang@debian.org>  Wed, 22 Jan 2020 11:42:20 -0500
 
+bash-completion (1:2.9-1ubuntu1) eoan; urgency=low
+
+  * Merge from Debian unstable.  Remaining changes:
+    - Add 15-add_backslash_for_tilde.patch: Adding backslash makes sure that
+      tilde is not special character for bash, but character for purpose.
+
+ -- Steve Langasek <steve.langasek@ubuntu.com>  Fri, 16 Aug 2019 00:22:24 -0700
+
 bash-completion (1:2.9-1) unstable; urgency=medium
 
   * Update upstream sources (Closes: #921159, #933690, #933936).
 
  -- Gabriel F. T. Gomes <gabriel@inconstante.net.br>  Mon, 12 Aug 2019 08:35:04 -0300
 
+bash-completion (1:2.8-7ubuntu1) eoan; urgency=low
+
+  * Merge from Debian unstable.  Remaining changes:
+    - Add 15-add_backslash_for_tilde.patch: Adding backslash makes sure that
+      tilde is not special character for bash, but character for purpose.
+
+ -- Steve Langasek <steve.langasek@ubuntu.com>  Mon, 15 Jul 2019 22:00:34 -0700
+
 bash-completion (1:2.8-7) unstable; urgency=medium
 
   * Updated to Debian Policy 4.4.0.
@@ -56,6 +88,14 @@ bash-completion (1:2.8-7) unstable; urge
 
  -- Gabriel F. T. Gomes <gabriel@inconstante.net.br>  Tue, 09 Jul 2019 23:43:09 -0300
 
+bash-completion (1:2.8-6ubuntu1) eoan; urgency=low
+
+  * Merge from Debian unstable.  Remaining changes:
+    - Add 15-add_backslash_for_tilde.patch: Adding backslash makes sure that
+      tilde is not special character for bash, but character for purpose.
+
+ -- Steve Langasek <steve.langasek@ubuntu.com>  Tue, 30 Apr 2019 11:03:07 -0700
+
 bash-completion (1:2.8-6) unstable; urgency=medium
 
   [Gabriel F. T. Gomes <gabriel@inconstante.eti.br>]
@@ -115,6 +155,15 @@ bash-completion (1:2.8-1.1) unstable; ur
 
  -- Emmanouil Kampitakis <info+debian@kampitakis.de>  Sat, 27 Oct 2018 21:53:12 +0000
 
+bash-completion (1:2.8-1ubuntu1) bionic; urgency=medium
+
+  * Sync with Debian. Remaining change:
+    - Add 15-add_backslash_for_tilde.patch: Adding backslash makes sure that
+      tilde is not special character for bash, but character for purpose.
+      (LP: #1390061) (Closes: #825317)
+
+ -- Jeremy Bicha <jbicha@ubuntu.com>  Sun, 01 Apr 2018 22:16:46 -0400
+
 bash-completion (1:2.8-1) unstable; urgency=low
 
   * Update upstream sources.
@@ -785,3 +834,4 @@ bash-completion (20060301-0ubuntu1) hard
     LP: #139666.
 
  -- Matthias Klose <doko@ubuntu.com>  Fri, 08 Feb 2008 16:46:34 +0100
+
diff -pruN 1:2.11-2/debian/control 1:2.11-2ubuntu1/debian/control
--- 1:2.11-2/debian/control	2020-08-09 12:31:52.000000000 +0000
+++ 1:2.11-2ubuntu1/debian/control	2020-09-02 20:38:14.000000000 +0000
@@ -1,7 +1,8 @@
 Source: bash-completion
 Section: shells
 Priority: standard
-Maintainer: Gabriel F. T. Gomes <gabriel@debian.org>
+Maintainer: Ubuntu Developers <ubuntu-devel-discuss@lists.ubuntu.com>
+XSBC-Original-Maintainer: Gabriel F. T. Gomes <gabriel@inconstante.net.br>
 Build-Depends: debhelper-compat (= 13)
 Build-Depends-Indep: perl
 Standards-Version: 4.5.0
diff -pruN 1:2.11-2/debian/patches/15-add_backslash_for_tilde.patch 1:2.11-2ubuntu1/debian/patches/15-add_backslash_for_tilde.patch
--- 1:2.11-2/debian/patches/15-add_backslash_for_tilde.patch	1970-01-01 00:00:00.000000000 +0000
+++ 1:2.11-2ubuntu1/debian/patches/15-add_backslash_for_tilde.patch	2018-04-02 02:16:46.000000000 +0000
@@ -0,0 +1,24 @@
+Description: Fix Slow bash completion with AD authentication
+ There is hang when using ~ bash-completion with AD
+ Add backslash for ~ to specify ~ is special character
+Author: Ove Risberg
+Origin: other, https://bugs.launchpad.net/ubuntu/+source/bash-completion/+bug/1390061
+Bug-Ubuntu: https://bugs.launchpad.net/ubuntu/+source/bash-completion/+bug/1390061
+Reviewed-by: Seyeong Kim <seyeong.kim@canonical.com>
+Last-Update: 2014-11-06
+---
+This patch header follows DEP-3: http://dep.debian.net/deps/dep3/
+--- a/bash_completion
++++ b/bash_completion
+@@ -542,9 +542,9 @@
+     elif [[ $1 == \'* ]]; then
+         # Leave out first character
+         printf -v $2 %s "${1:1}"
+-    elif [[ $1 == ~* ]]; then
++    elif [[ $1 == \~* ]]; then
+         # avoid escaping first ~
+-        printf -v $2 ~%q "${1:1}"
++        printf -v $2 \~%q "${1:1}"
+     else
+         printf -v $2 %q "$1"
+     fi
diff -pruN 1:2.11-2/debian/patches/series 1:2.11-2ubuntu1/debian/patches/series
--- 1:2.11-2/debian/patches/series	2020-01-25 19:28:46.000000000 +0000
+++ 1:2.11-2ubuntu1/debian/patches/series	2020-08-12 14:42:04.000000000 +0000
@@ -2,4 +2,5 @@
 04-xine_add_more_formats.patch
 06-xpdf_support_compressed_pdf.patch
 07-dpkg_support_raw-extract_vextract.patch
+15-add_backslash_for_tilde.patch
 11-add-completions-for-openrc-rc-service.patch
