diff --git a/t/t7030-verify-tag.sh b/t/t7030-verify-tag.sh
index 10faa64515..6f526c37c2 100755
--- a/t/t7030-verify-tag.sh
+++ b/t/t7030-verify-tag.sh
@@ -115,7 +115,7 @@ test_expect_success GPGSM 'verify and show signatures x509 with high minTrustLev
 
 test_expect_success GPG 'detect fudged signature' '
 	git cat-file tag seventh-signed >raw &&
-	sed -e "/^tag / s/seventh/7th forged/" raw >forged1 &&
+	sed -e "/^tag / s/seventh/7th-forged/" raw >forged1 &&
 	git hash-object -w -t tag forged1 >forged1.tag &&
 	test_must_fail git verify-tag $(cat forged1.tag) 2>actual1 &&
 	grep "BAD signature from" actual1 &&
diff --git a/t/t7031-verify-tag-signed-ssh.sh b/t/t7031-verify-tag-signed-ssh.sh
index 1cb36b9ab8..36eb86a4b1 100755
--- a/t/t7031-verify-tag-signed-ssh.sh
+++ b/t/t7031-verify-tag-signed-ssh.sh
@@ -125,7 +125,7 @@ test_expect_success GPGSSH,GPGSSH_VERIFYTIME 'verify-tag failes with tag date ou
 test_expect_success GPGSSH 'detect fudged ssh signature' '
 	test_config gpg.ssh.allowedSignersFile "${GPGSSH_ALLOWED_SIGNERS}" &&
 	git cat-file tag seventh-signed >raw &&
-	sed -e "/^tag / s/seventh/7th forged/" raw >forged1 &&
+	sed -e "/^tag / s/seventh/7th-forged/" raw >forged1 &&
 	git hash-object -w -t tag forged1 >forged1.tag &&
 	test_must_fail git verify-tag $(cat forged1.tag) 2>actual1 &&
 	grep "${GPGSSH_BAD_SIGNATURE}" actual1 &&