diff --git a/extra/gnupg1/README b/extra/gnupg1/README
deleted file mode 100644
index 41b6df96..00000000
--- a/extra/gnupg1/README
+++ /dev/null
@@ -1,40 +0,0 @@
-gnupg1
-________________________________________________________________________________
-
-GnuPG is GNU's tool for secure communication and data storage. It can be used to
-encrypt data and to create digital signatures. It includes an advanced key
-management facility and is compliant with the proposed OpenPGP Internet standard
-as described in RFC 4880. [0]
-
-Upstream: https://gnupg.org/
-
-
-[000] Index
-________________________________________________________________________________
-
-* Installation ........................................................... [001]
-* Usage .................................................................. [002]
-* References ............................................................. [003]
-
-
-[001] Installation
-________________________________________________________________________________
-
-+------------------------------------------------------------------------------+
-|                                                                              |
-|  $ kiss b gnupg1                                                             |
-|                                                                              |
-+------------------------------------------------------------------------------+
-
-
-[002] Usage
-________________________________________________________________________________
-
-Refer to the manual pages and command help output.
-
-
-[003] References
-________________________________________________________________________________
-
-[0] https://packages.debian.org/sid/gnupg1
-
diff --git a/extra/gnupg1/build b/extra/gnupg1/build
deleted file mode 100755
index 11dda66f..00000000
--- a/extra/gnupg1/build
+++ /dev/null
@@ -1,14 +0,0 @@
-#!/bin/sh -e
-
-# Fix build fail with GCC 10.
-export CFLAGS="$CFLAGS -fcommon"
-
-./configure \
-    --prefix=/usr \
-    --sysconfdir=/etc \
-    --libexecdir=/usr/lib \
-    --enable-noexecstack \
-    --disable-nls
-
-make
-make install
diff --git a/extra/gnupg1/checksums b/extra/gnupg1/checksums
deleted file mode 100644
index 322e4a78..00000000
--- a/extra/gnupg1/checksums
+++ /dev/null
@@ -1 +0,0 @@
-c9462f17e651b6507848c08c430c791287cd75491f8b5a8b50c6ed46b12678ba
diff --git a/extra/gnupg1/depends b/extra/gnupg1/depends
deleted file mode 100644
index 7528b4f1..00000000
--- a/extra/gnupg1/depends
+++ /dev/null
@@ -1,3 +0,0 @@
-bzip2
-curl
-zlib
diff --git a/extra/gnupg1/sources b/extra/gnupg1/sources
deleted file mode 100644
index 96eb7707..00000000
--- a/extra/gnupg1/sources
+++ /dev/null
@@ -1 +0,0 @@
-https://gnupg.org/ftp/gcrypt/gnupg/gnupg-VERSION.tar.bz2
diff --git a/extra/gnupg1/version b/extra/gnupg1/version
deleted file mode 100644
index e5bfc813..00000000
--- a/extra/gnupg1/version
+++ /dev/null
@@ -1 +0,0 @@
-1.4.23 2