diff --git a/claude-agent-sdk/requirements.txt b/claude-agent-sdk/requirements.txt
index bb66ad7..016cac3 100644
--- a/claude-agent-sdk/requirements.txt
+++ b/claude-agent-sdk/requirements.txt
@@ -6,4 +6,4 @@ aiohttp>=3.13.3
 python-dotenv==1.2.1
 
 pytest
-ruff==0.15.4
+ruff==0.15.5
diff --git a/openai-agents-sdk/requirements.txt b/openai-agents-sdk/requirements.txt
index 4edc94c..9670ba6 100644
--- a/openai-agents-sdk/requirements.txt
+++ b/openai-agents-sdk/requirements.txt
@@ -5,4 +5,4 @@ openai-agents
 python-dotenv==1.2.1
 
 pytest
-ruff==0.15.4
+ruff==0.15.5
diff --git a/pydantic-ai/requirements.txt b/pydantic-ai/requirements.txt
index bc5a3be..ef74470 100644
--- a/pydantic-ai/requirements.txt
+++ b/pydantic-ai/requirements.txt
@@ -5,4 +5,4 @@ pydantic-ai[openai]
 python-dotenv==1.2.1
 
 pytest
-ruff==0.15.4
+ruff==0.15.5