diff --git a/pyproject.toml b/pyproject.toml
index e5214bd..d86bb28 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -44,7 +44,6 @@ dependencies = [
     "json-repair>=0.57.0,<1.0.0",
     "chardet>=3.0.2,<6.0.0",
     "openai>=2.8.0",
-
 ]
 
 [project.optional-dependencies]
diff --git a/tests/test_context_prompt_cache.py b/tests/test_context_prompt_cache.py
index d347e53..ce796e2 100644
--- a/tests/test_context_prompt_cache.py
+++ b/tests/test_context_prompt_cache.py
@@ -54,8 +54,6 @@ def test_runtime_context_is_separate_untrusted_user_message(tmp_path) -> None:
     assert messages[0]["role"] == "system"
     assert "## Current Session" not in messages[0]["content"]
 
-    assert len(messages) == 2
-
     # Runtime context is now merged with user message into a single message
     assert messages[-1]["role"] == "user"
     user_content = messages[-1]["content"]