diff --git a/grep/PKGBUILD b/grep/PKGBUILD
index 7c56dd30..57ec5368 100644
--- a/grep/PKGBUILD
+++ b/grep/PKGBUILD
@@ -16,6 +16,7 @@ source=(https://ftp.gnu.org/gnu/${pkgname}/${pkgname}-${pkgver}.tar.xz{,.sig}
 sha256sums=('ad4cc44d23074a1c3a8baae8fbafff2a8c60f38a9a6108f985eef6fbee6dcaeb'
             'SKIP'
             '9b9b87f5aa12c49e4e4403d27b85fef3f1de252dfe4eed1a7a4f982ef515a95a')
+validpgpkeys=('155D3FC500C834486D1EEA677FD9FCCB000BEEEE')  # Jim Meyering
 
 prepare() {
   cd ${srcdir}/${pkgname}-${pkgver}