diff --git a/pyproject.toml b/pyproject.toml
index 02aa4ef..b888a7a 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -75,7 +75,7 @@ dev-pytest = [
   "pylint == 3.3.6",       # We need this to check for the examples
   "frequenz-repo-config[extra-lint-examples] == 0.13.2",
   "pytest-mock == 3.14.0",
-  "pytest-asyncio == 0.25.3",
+  "pytest-asyncio == 0.26.0",
   "async-solipsism == 0.7",
 ]
 dev = [