diff --git a/anet.spec b/anet.spec
index 2d25e6a..ac2b546 100644
--- a/anet.spec
+++ b/anet.spec
@@ -16,6 +16,8 @@ Patch2:         anet-0.3.3-no_IPv6_multicast_test.patch
 BuildRequires:  gcc-gnat fedora-gnat-project-common make asciidoc ahven-devel
 BuildRequires:  gprbuild
 BuildRequires:  gnupg2
+# gpgverify was introduced in redhat-rpm-config 129.
+BuildRequires:  redhat-rpm-config >= 129
 # Build only on architectures where GPRbuild is available:
 ExclusiveArch:  %{GPRbuild_arches}
 
@@ -52,17 +54,7 @@ för att utveckla program som använder Anet.
 
 
 %prep
-# Decode the ASCII armor on the keyring.
-gpg2 --homedir=nonexistent/dir --yes --output=keyring.gpg --dearmor %{SOURCE3}
-# Verify the signature using the decoded keyring.
-gpgv2 --homedir=nonexistent/dir --keyring=./keyring.gpg %{SOURCE2} %{SOURCE0}
-# (--homedir isn't actually necessary. --dearmor processes only the input file,
-# and if --keyring is used and contains a slash, then gpgv2 uses only that
-# keyring. Thus neither command will look for a default keyring, but --homedir
-# makes extra double sure that no default keyring will be touched in case
-# another version of GPG works differently.)
-rm keyring.gpg
-
+%{gpgverify} --keyring='%{SOURCE3}' --signature='%{SOURCE2}' --data='%{SOURCE0}'
 %setup -q -n libanet-%{version}
 %patch1 -p 1
 %patch2