diff --git a/.gitignore b/.gitignore
index c3b89ea..ef31c6d 100644
--- a/.gitignore
+++ b/.gitignore
@@ -30,3 +30,5 @@ expat-2.0.1.tar.gz
 /expat-2.6.2.tar.gz
 /expat-2.6.4.tar.gz
 /expat-2.7.0.tar.gz
+/expat-2.7.1.tar.gz
+/expat-2.7.1.tar.gz.asc
diff --git a/3176EF7DB2367F1FCA4F306B1F9B0E909AF37285 b/3176EF7DB2367F1FCA4F306B1F9B0E909AF37285
new file mode 100644
index 0000000..0328cdb
--- /dev/null
+++ b/3176EF7DB2367F1FCA4F306B1F9B0E909AF37285
@@ -0,0 +1,233 @@
+-----BEGIN PGP PUBLIC KEY BLOCK-----
+Comment: 3176 EF7D B236 7F1F CA4F  306B 1F9B 0E90 9AF3 7285
+Comment: Sebastian Pipping <sping@gentoo.org>
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+-----END PGP PUBLIC KEY BLOCK-----
diff --git a/expat.spec b/expat.spec
index 607238f..c6c1e5b 100644
--- a/expat.spec
+++ b/expat.spec
@@ -1,14 +1,19 @@
-%global unversion 2_7_0
+%global unversion 2_7_1
 
 Summary: An XML parser library
 Name: expat
 Version: %(echo %{unversion} | sed 's/_/./g')
 Release: %autorelease
-Source: https://github.com/libexpat/libexpat/archive/R_%{unversion}.tar.gz#/expat-%{version}.tar.gz
+Source0: https://github.com/libexpat/libexpat/releases/download/R_%{unversion}/expat-%{version}.tar.gz
+Source1: https://github.com/libexpat/libexpat/releases/download/R_%{unversion}/expat-%{version}.tar.gz.asc
+# Sebastian Pipping's PGP public key
+Source2: https://keys.openpgp.org/vks/v1/by-fingerprint/3176EF7DB2367F1FCA4F306B1F9B0E909AF37285
+
 URL: https://libexpat.github.io/
 License: MIT
 BuildRequires: autoconf, libtool, xmlto, gcc-c++
 BuildRequires: make
+BuildRequires: gnupg2
 
 %description
 This is expat, the C library for parsing XML, written by James Clark. Expat
@@ -35,7 +40,8 @@ The expat-static package contains the static version of the expat library.
 Install it if you need to link statically with expat.
 
 %prep
-%autosetup -n libexpat-R_%{unversion}/expat
+%{gpgverify} --keyring='%{SOURCE2}' --signature='%{SOURCE1}' --data='%{SOURCE0}'
+%autosetup
 sed -i 's/install-data-hook/do-nothing-please/' lib/Makefile.am
 ./buildconf.sh
 
diff --git a/sources b/sources
index 92b66f7..64f7a0a 100644
--- a/sources
+++ b/sources
@@ -1 +1,2 @@
-SHA512 (expat-2.7.0.tar.gz) = a2fda08b1e269dcdd936e7c8dfbf82ad573f1bafc392bddb54dd656c099f430a727db0c408e2b1f84fa3a2cbee693668b8e185f53bb4868bf15497b94154eae1
+SHA512 (expat-2.7.1.tar.gz) = 1b6b94f3253ac3ab3f8c69d1c852db2334c99cb7990b9656f5f2458198d1eb854e79cce0e39151aef0d5e01a740fc965651c6a57fda585f9a24c543f2693f78c
+SHA512 (expat-2.7.1.tar.gz.asc) = 4d9544a7eb0355e066e3f46e189229dfa557ac4a51ca5dad21752498537dd3a75979b1afb5c2e6bf2af161abdf79d73c559350b2f28fc9e6232d105ba553acd4