diff --git a/pyproject.toml b/pyproject.toml
index 1cf1578..ed74dd3 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -39,7 +39,7 @@ Homepage = "https://github.com/sst/opencode-sdk-python"
 Repository = "https://github.com/sst/opencode-sdk-python"
 
 [project.optional-dependencies]
-aiohttp = ["aiohttp", "httpx_aiohttp>=0.1.8"]
+aiohttp = ["aiohttp", "httpx_aiohttp>=0.1.9"]
 
 [tool.rye]
 managed = true
diff --git a/requirements-dev.lock b/requirements-dev.lock
index 75fb82c..e68d6f3 100644
--- a/requirements-dev.lock
+++ b/requirements-dev.lock
@@ -56,7 +56,7 @@ httpx==0.28.1
     # via httpx-aiohttp
     # via opencode-ai
     # via respx
-httpx-aiohttp==0.1.8
+httpx-aiohttp==0.1.9
     # via opencode-ai
 idna==3.4
     # via anyio
diff --git a/requirements.lock b/requirements.lock
index 7537c91..bd0c6f4 100644
--- a/requirements.lock
+++ b/requirements.lock
@@ -43,7 +43,7 @@ httpcore==1.0.9
 httpx==0.28.1
     # via httpx-aiohttp
     # via opencode-ai
-httpx-aiohttp==0.1.8
+httpx-aiohttp==0.1.9
     # via opencode-ai
 idna==3.4
     # via anyio