diff -Nru gnupg2-2.2.19/debian/changelog gnupg2-2.2.19/debian/changelog
--- gnupg2-2.2.19/debian/changelog	2020-03-10 18:50:46.000000000 +0000
+++ gnupg2-2.2.19/debian/changelog	2021-01-06 18:10:35.000000000 +0000
@@ -1,3 +1,10 @@
+gnupg2 (2.2.19-3ubuntu2.1) focal; urgency=medium
+
+  * d/p/dirmngr-handle-EAFNOSUPPORT-at-connect_server.patch:
+    - Fix IPv6 connectivity for dirmngr (LP: #1910432)
+
+ -- Heitor Alves de Siqueira <halves@canonical.com>  Wed, 06 Jan 2021 18:10:35 +0000
+
 gnupg2 (2.2.19-3ubuntu2) focal; urgency=medium
 
   * Don't declare diffutils as a test dependency, this package is essential
diff -Nru gnupg2-2.2.19/debian/patches/dirmngr-handle-EAFNOSUPPORT-at-connect_server.patch gnupg2-2.2.19/debian/patches/dirmngr-handle-EAFNOSUPPORT-at-connect_server.patch
--- gnupg2-2.2.19/debian/patches/dirmngr-handle-EAFNOSUPPORT-at-connect_server.patch	1970-01-01 00:00:00.000000000 +0000
+++ gnupg2-2.2.19/debian/patches/dirmngr-handle-EAFNOSUPPORT-at-connect_server.patch	2021-01-06 18:10:35.000000000 +0000
@@ -0,0 +1,38 @@
+From ca937cf390662b830d4fc5d295e69b24b1778050 Mon Sep 17 00:00:00 2001
+From: NIIBE Yutaka <gniibe@fsij.org>
+Date: Mon, 13 Jul 2020 10:00:58 +0900
+Subject: [PATCH] dirmngr: Handle EAFNOSUPPORT at connect_server.
+
+* dirmngr/http.c (connect_server): Skip server with EAFNOSUPPORT.
+
+--
+
+GnuPG-bug-id: 4977
+Signed-off-by: NIIBE Yutaka <gniibe@fsij.org>
+
+Origin: backport, https://git.gnupg.org/cgi-bin/gitweb.cgi?p=gnupg.git;a=commit;h=109d16e8f644
+Bug-Ubuntu: https://bugs.launchpad.net/bugs/1910432
+---
+ dirmngr/http.c | 9 +++++++++
+ 1 file changed, 9 insertions(+)
+
+Index: gnupg2/dirmngr/http.c
+===================================================================
+--- gnupg2.orig/dirmngr/http.c
++++ gnupg2/dirmngr/http.c
+@@ -3005,6 +3005,15 @@ connect_server (const char *server, unsi
+           sock = my_sock_new_for_addr (ai->addr, ai->socktype, ai->protocol);
+           if (sock == ASSUAN_INVALID_FD)
+             {
++              if (errno == EAFNOSUPPORT)
++                {
++                  if (ai->family == AF_INET)
++                    v4_valid = 0;
++                  if (ai->family == AF_INET6)
++                    v6_valid = 0;
++                  continue;
++                }
++
+               err = gpg_err_make (default_errsource,
+                                   gpg_err_code_from_syserror ());
+               log_error ("error creating socket: %s\n", gpg_strerror (err));
diff -Nru gnupg2-2.2.19/debian/patches/series gnupg2-2.2.19/debian/patches/series
--- gnupg2-2.2.19/debian/patches/series	2020-03-10 09:58:47.000000000 +0000
+++ gnupg2-2.2.19/debian/patches/series	2021-01-06 18:10:35.000000000 +0000
@@ -21,3 +21,4 @@
 gpg-drop-import-clean-from-default-keyserver-import-optio.patch
 from-master/gpg-Fix-output-of-with-secret-if-a-pattern-is-given.patch
 dirmngr-honor-http-proxy.patch
+dirmngr-handle-EAFNOSUPPORT-at-connect_server.patch