diff --git a/workers/pyproject.toml b/workers/pyproject.toml
index 427ac181..36ca9357 100644
--- a/workers/pyproject.toml
+++ b/workers/pyproject.toml
@@ -85,7 +85,7 @@ test-http-v2 = [
 ]
 test-deferred-bindings = [
     "azurefunctions-extensions-bindings-blob==1.1.2",
-    "azurefunctions-extensions-bindings-cosmosdb==1.0.0b1",
+    "azurefunctions-extensions-bindings-cosmosdb==1.0.0",
     "azurefunctions-extensions-bindings-eventhub==1.0.0b1; python_version < '3.14'"
 ]