diff --git a/pyproject.toml b/pyproject.toml
index 1892b05..932c28b 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -78,7 +78,7 @@ dev-pytest = [
   "pylint == 3.3.4", # 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",
   "hypothesis == 6.124.9",
   "frequenz-quantities[marshmallow]",