diff --git a/pyproject.toml b/pyproject.toml
index 6d975d1..0beb0a8 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -57,7 +57,7 @@ crewai = ["crewai>=1"]                        # crewai.tools @tool + Agent (v1 m
 # those adapters' tools are actually exercised in CI (not just skipped). crewai stays out — it's a heavy
 # install (vector DBs, litellm); its tools are verified locally, and an import-safety test guards the
 # module in CI regardless. Framework agent() helpers are thin passthroughs covered by their missing-dep path.
-dev = ["pytest>=8", "ruff>=0.6", "langchain-core>=0.3", "openai-agents>=0.1"]
+dev = ["pytest>=8", "ruff>=0.16.1", "langchain-core>=0.3", "openai-agents>=0.1"]
 
 [project.scripts]
 vayl-demo = "vayl.demo:main"                          # zero-setup 30s demo of reconciling memory