diff --git a/claude-agent-sdk/pyproject.toml b/claude-agent-sdk/pyproject.toml
index 97b3f06..de117ee 100644
--- a/claude-agent-sdk/pyproject.toml
+++ b/claude-agent-sdk/pyproject.toml
@@ -7,7 +7,7 @@ dependencies = [
     "slack-bolt==1.30.0",
     "slack-cli-hooks==0.3.0",
     "claude-agent-sdk==0.2.163",
-    "aiohttp==3.14.3",
+    "aiohttp==3.14.5",
     "python-dotenv==1.2.4",
 ]
 
diff --git a/claude-agent-sdk/requirements.txt b/claude-agent-sdk/requirements.txt
index 11ae749..0e50b0f 100644
--- a/claude-agent-sdk/requirements.txt
+++ b/claude-agent-sdk/requirements.txt
@@ -2,7 +2,7 @@ slack-sdk==3.45.0
 slack-bolt==1.30.0
 slack-cli-hooks==0.3.0
 claude-agent-sdk==0.2.163
-aiohttp==3.14.3
+aiohttp==3.14.5
 python-dotenv==1.2.4
 
 pytest==9.1.1