diff --git a/src/partnermax/_client.py b/src/partnermax/_client.py
index 432abce..aae844c 100644
--- a/src/partnermax/_client.py
+++ b/src/partnermax/_client.py
@@ -55,7 +55,7 @@
 
 ENVIRONMENTS: Dict[str, str] = {
     "production": "https://developers.dealermax.app",
-    "sandbox": "https://sandbox.developers.dealermax.app",
+    "sandbox": "https://developers.dealermax.app",
 }
 
 
diff --git a/uv.lock b/uv.lock
index 22f65eb..416228e 100644
--- a/uv.lock
+++ b/uv.lock
@@ -788,7 +788,7 @@ wheels = [
 
 [[package]]
 name = "partnermax"
-version = "0.0.1"
+version = "0.10.0"
 source = { editable = "." }
 dependencies = [
     { name = "anyio" },