diff --git a/.gitignore b/.gitignore
index 60bda54..c8f0c9e 100644
--- a/.gitignore
+++ b/.gitignore
@@ -6,3 +6,4 @@ bash-4.1.tar.gz
 /bash-5.0.tar.gz
 /bash-5.1.tar.gz
 /bash-5.2.tar.gz
+/bash-5.2.tar.gz.sig
diff --git a/bash.spec b/bash.spec
index 542e958..ea1cf10 100644
--- a/bash.spec
+++ b/bash.spec
@@ -10,13 +10,16 @@ Release: 4%{?dist}
 License: GPL-3.0-or-later
 Url: https://www.gnu.org/software/bash
 Source0: https://ftp.gnu.org/gnu/bash/bash-%{baseversion}.tar.gz
-
 # For now there isn't any doc
 #Source2: ftp://ftp.gnu.org/gnu/bash/bash-doc-%%{version}.tar.gz
 
 Source1: dot-bashrc
 Source2: dot-bash_profile
 Source3: dot-bash_logout
+Source4: https://ftp.gnu.org/gnu/bash/bash-%{baseversion}.tar.gz.sig
+# Retreived from https://tiswww.cwru.edu/~chet/gpgkey.asc
+# which is the https version of the link on http://tiswww.case.edu/php/chet/bash/bashtop.html
+Source5: chet-gpgkey.asc
 
 # Official upstream patches
 # Patches are converted to apply with '-p1'
@@ -92,6 +95,7 @@ BuildRequires:  gcc
 BuildRequires: texinfo bison
 BuildRequires: ncurses-devel
 BuildRequires: autoconf, gettext
+BuildRequires: gnupg2
 # Required for bash tests
 BuildRequires: glibc-all-langpacks
 BuildRequires: make
@@ -120,6 +124,7 @@ Requires: %{name} = %{version}-%{release}
 This package contains documentation files for %{name}.
 
 %prep
+%{gpgverify} --keyring='%{SOURCE5}' --signature='%{SOURCE4}' --data='%{SOURCE0}'
 %autosetup -n %{name}-%{baseversion} -p1
 
 echo %{version} > _distribution
diff --git a/chet-gpgkey.asc b/chet-gpgkey.asc
new file mode 100644
index 0000000..a99dc8e
--- /dev/null
+++ b/chet-gpgkey.asc
@@ -0,0 +1,24 @@
+-----BEGIN PGP PUBLIC KEY BLOCK-----
+Version: GnuPG v1.2.4 (Darwin)
+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+=2MjR
+-----END PGP PUBLIC KEY BLOCK-----
diff --git a/sources b/sources
index fe213cd..33a942a 100644
--- a/sources
+++ b/sources
@@ -1 +1,2 @@
 SHA512 (bash-5.2.tar.gz) = 5647636223ba336bf33e0c65e516d8ebcf6932de8b44f37bc468eedb87579c628ad44213f78534beb10f47aebb9c6fa670cb0bed3b4e7717e5faf7e9a1ef81ae
+SHA512 (bash-5.2.tar.gz.sig) = a161664f124f906be32709f66702f8f780e6d52e558ea45e71ec60a959c9435ff68477ee65a0a9f6c0051d5592f5044fb3b410cf3cd3ae5a8a323789b01be258