diff --git a/poetry.lock b/poetry.lock
index e8dae97..b9d0863 100644
--- a/poetry.lock
+++ b/poetry.lock
@@ -1,4 +1,4 @@
-# This file is automatically @generated by Poetry 2.3.2 and should not be changed by hand.
+# This file is automatically @generated by Poetry 2.4.1 and should not be changed by hand.
 
 [[package]]
 name = "aioduck"
@@ -50,14 +50,14 @@ files = [
 
 [[package]]
 name = "asynch"
-version = "0.3.0"
+version = "0.3.1"
 description = "An asyncio driver for ClickHouse with native TCP support"
 optional = false
 python-versions = "<4.0,>=3.9"
 groups = ["dev"]
 files = [
-    {file = "asynch-0.3.0-py3-none-any.whl", hash = "sha256:b95e58150c6d2d0eac0044da99357699cf36bb7ec6d78aa92a8e2a3b5f27621e"},
-    {file = "asynch-0.3.0.tar.gz", hash = "sha256:5806b3df6b7ed998a427c718c7d3be73f498f234d11e3aa5b5dd50577db94516"},
+    {file = "asynch-0.3.1-py3-none-any.whl", hash = "sha256:32b30a4409b70514077f7bf8ef713a248158fe5e63504c2769a4c7f772828412"},
+    {file = "asynch-0.3.1.tar.gz", hash = "sha256:d8bb3c1793a74a2e9d44cc7e8406ead3cf3818c11ecd6d8405b702b23148c584"},
 ]
 
 [package.dependencies]
@@ -1282,7 +1282,7 @@ description = "Provider of IANA time zone data"
 optional = false
 python-versions = ">=2"
 groups = ["dev"]
-markers = "sys_platform == \"win32\" or platform_system == \"Windows\""
+markers = "platform_system == \"Windows\" or sys_platform == \"win32\""
 files = [
     {file = "tzdata-2026.2-py2.py3-none-any.whl", hash = "sha256:bbe9af844f658da81a5f95019480da3a89415801f6cc966806612cc7169bffe7"},
     {file = "tzdata-2026.2.tar.gz", hash = "sha256:9173fde7d80d9018e02a662e168e5a2d04f87c41ea174b139fbef642eda62d10"},
@@ -1483,4 +1483,4 @@ files = [
 [metadata]
 lock-version = "2.1"
 python-versions = ">=3.12,<3.15"
-content-hash = "2ff4b408664a84c6be48bd8818334307a0f177fe3095815f910f8ac15a915397"
+content-hash = "326ffc45ec03a69ebf3a8f93f5d5e07a7529ceaabd3fd2fb01f3ea9fcf35b0ed"
diff --git a/pyproject.toml b/pyproject.toml
index d267708..7c9f4aa 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -74,7 +74,7 @@ mysqlclient = "^2.2.7"
 duckdb = "^1.2.2"
 aioduck = "^2025.9.1"
 clickhouse-driver = "^0.2.9"
-asynch = "==0.3.0"
+asynch = "==0.3.1"
 
 [tool.pytest.ini_options]
 addopts = ["--import-mode=importlib"]