From a566d53b0b763220b93946c44986e7337549769b Mon Sep 17 00:00:00 2001
From: kegsay <kegan@matrix.org>
Date: Fri, 11 Feb 2022 16:26:23 +0000
Subject: [PATCH] Don't allow parallel complement tests (#2169)

Fixes flakiness seemingly. See https://github.com/matrix-org/synapse/pull/11910
---
 .github/workflows/tests.yml | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/.github/workflows/tests.yml b/.github/workflows/tests.yml
index 4a1720295..124940f71 100644
--- a/.github/workflows/tests.yml
+++ b/.github/workflows/tests.yml
@@ -63,7 +63,7 @@ jobs:
       # Run Complement
       - run: |
           set -o pipefail &&
-          go test -v -json -tags dendrite_blacklist ./tests/... 2>&1 | gotestfmt
+          go test -v -p 1 -json -tags dendrite_blacklist ./tests/... 2>&1 | gotestfmt
         shell: bash
         name: Run Complement Tests
         env: