diff --git a/t/lib-gpg.sh b/t/lib-gpg.sh
index ec2aa8f687..43679a4c64 100755
--- a/t/lib-gpg.sh
+++ b/t/lib-gpg.sh
@@ -31,6 +31,7 @@ then
 		chmod 0700 ./gpghome &&
 		GNUPGHOME="$(pwd)/gpghome" &&
 		export GNUPGHOME &&
+		(gpgconf --kill gpg-agent 2>&1 >/dev/null || : ) &&
 		gpg --homedir "${GNUPGHOME}" 2>/dev/null --import \
 			"$TEST_DIRECTORY"/lib-gpg/keyring.gpg &&
 		gpg --homedir "${GNUPGHOME}" 2>/dev/null --import-ownertrust \