diff --git a/requirements.txt b/requirements.txt
index a5efb8912d..8289a2ffd5 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -14,7 +14,7 @@ codecov
 multidict
 anytree>=2.4.3
 pyrevolve>=2.1.3
-distributed<2021.7
+distributed<2021.8
 pytest>=3.6,<7.0
 pytest-runner
 pytest-cov