diff --git a/setup.py b/setup.py
index 5070131..41f2d9c 100644
--- a/setup.py
+++ b/setup.py
@@ -16,7 +16,7 @@
     ),
     python_requires=">=3.10",
     install_requires=[
-        "pych-client~=0.3.1",
+        "pych-client~=0.4.0",
         "pygfc~=1.0.5",
         "zstandard>=0.15.2,<0.19.0",
     ],