diff --git a/scripts/check-phase19.5.sh b/scripts/check-phase19.5.sh
index a6a02143..73a128b8 100755
--- a/scripts/check-phase19.5.sh
+++ b/scripts/check-phase19.5.sh
@@ -33,8 +33,10 @@
 #                go vet ./... and go test -short ./..., and its summer.yaml
 #                does not mount golem15.sociallogin.
 #   docker       Docker host only: the Postgres and Redis tests by required
-#                name (framework, user plugin, social login plugin), without
-#                -short. The application's unrelated admin route inventory
+#                name (framework, user plugin root and updates packages,
+#                social login plugin), without -short. Plan 05 adds the
+#                email_verified_at writers and the migration tests (D-26,
+#                D-27). The application's unrelated admin route inventory
 #                test is not part of this phase and is not run here
 #                (deferred-items.md).
 #   docs         the decision note names markbates/goth and v1.82.0,
@@ -134,6 +136,15 @@ DOCKER_USER_ROOT_TESTS=(
 	# Plan 04: the PHP map row of OAuthPasswordBootstrapTest's
 	# real-password case.
 	TestChangePassword
+	# Plan 05 (D-26, D-27): the proof of the address has exactly two
+	# writers, follows the address and never leaves the database.
+	TestEmailVerifiedAt TestAdminEmailVerifiedAt
+)
+# docker stage: the user plugin's updates package (Postgres migrations).
+DOCKER_USER_UPDATES_TESTS=(
+	# Plan 05 (D-27): the additive email_verified_at migration, and the
+	# migration history that now ends with it.
+	TestEmailVerifiedAtMigration TestCreateOrganisationsMigration
 )
 DOCKER_SOCIAL_TESTS=(
 	# Plan 02.
@@ -668,6 +679,7 @@ run_docker() {
 		go_named "$ROOT" ./modules/cooler "-timeout 10m" "${DOCKER_COOLER_TESTS[@]}"
 	fi
 	go_named "$FONOTEKA" ./plugins/golem15/user "-timeout 20m" "${DOCKER_USER_ROOT_TESTS[@]}"
+	go_named "$FONOTEKA" ./plugins/golem15/user/updates "-timeout 20m" "${DOCKER_USER_UPDATES_TESTS[@]}"
 	USER_PLUGIN="$USER_PLUGIN" go_named "$SOCIALLOGIN_PLUGIN" . "-timeout 30m" "${DOCKER_SOCIAL_TESTS[@]}"
 	echo "phase19.5 docker passed"
 }