diff --git a/claude-agent-sdk/requirements.txt b/claude-agent-sdk/requirements.txt
index 3237336..04d6223 100644
--- a/claude-agent-sdk/requirements.txt
+++ b/claude-agent-sdk/requirements.txt
@@ -6,4 +6,4 @@ aiohttp>=3.13.3
 python-dotenv==1.2.2
 
 pytest
-ruff==0.15.11
+ruff==0.15.12
diff --git a/openai-agents-sdk/requirements.txt b/openai-agents-sdk/requirements.txt
index 84b96f8..99f4fea 100644
--- a/openai-agents-sdk/requirements.txt
+++ b/openai-agents-sdk/requirements.txt
@@ -5,4 +5,4 @@ openai-agents
 python-dotenv==1.2.2
 
 pytest
-ruff==0.15.11
+ruff==0.15.12
diff --git a/pydantic-ai/requirements.txt b/pydantic-ai/requirements.txt
index b932164..8536381 100644
--- a/pydantic-ai/requirements.txt
+++ b/pydantic-ai/requirements.txt
@@ -5,4 +5,4 @@ pydantic-ai[openai,anthropic]
 python-dotenv==1.2.2
 
 pytest
-ruff==0.15.11
+ruff==0.15.12