diff --git a/pyproject.toml b/pyproject.toml
index eb0b816..2fa969b 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -83,7 +83,7 @@ dev-pytest = [
   "frequenz-repo-config[extra-lint-examples] == 0.13.5",
   "pytest-mock == 3.14.1",
   "pytest-asyncio == 1.0.0",
-  "async-solipsism == 0.7",
+  "async-solipsism == 0.8",
   "hypothesis == 6.135.20",
 ]
 dev = [