diff --git a/setup.py b/setup.py
index b1070319d3..caaa1d6663 100644
--- a/setup.py
+++ b/setup.py
@@ -63,7 +63,7 @@ def read_requirements(filename):
     "PyYAML~=6.0",
     "jsonschema",
     "platformdirs",
-    "tblib>=1.7.0,<3",
+    "tblib>=1.7.0,<4",
     "urllib3>=1.26.8,<3.0.0",
     "requests",
     "docker",