diff --git a/CHANGELOG.md b/CHANGELOG.md
index b7789c47..e8e2d2c3 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -4,6 +4,8 @@
       - Introduced dedicated type for product id with appropriate validations
   - **Feature:** 
       - subscription products contain the plan id
+- `serverupdate` [v1.0.1](services/serverupdate/CHANGELOG.md#v101-2025-05-05)
+  - **Minor change:** Use stderr by default.
 
 ## Release (2025-04-30)
 - `stackitmarketplace`: [v0.4.0](services/stackitmarketplace/CHANGELOG.md#v040-2025-04-16)
diff --git a/services/serverupdate/CHANGELOG.md b/services/serverupdate/CHANGELOG.md
index 7b6dc1bf..2479a5c8 100644
--- a/services/serverupdate/CHANGELOG.md
+++ b/services/serverupdate/CHANGELOG.md
@@ -1,3 +1,6 @@
+## v1.0.1 (2025-05-05)
+- **Minor change:** Use stderr by default.
+
 ## v1.0.0 (2025-03-18)
 - **Breaking Change:** The region is no longer specified within the client configuration. Instead, the region must be passed as a parameter to any region-specific request.
 
diff --git a/services/serverupdate/src/stackit/serverupdate/configuration.py b/services/serverupdate/src/stackit/serverupdate/configuration.py
index 5f9dfbc7..e400d969 100644
--- a/services/serverupdate/src/stackit/serverupdate/configuration.py
+++ b/services/serverupdate/src/stackit/serverupdate/configuration.py
@@ -1,5 +1,10 @@
 # coding: utf-8
 
+import sys
+
+import os
+
+
 """
     STACKIT Server Update Management API
 
@@ -12,8 +17,6 @@
     Do not edit the class manually.
 """  # noqa: E501 docstring might be too long
 
-import os
-
 
 class HostConfiguration:
     def __init__(
@@ -30,6 +33,7 @@ def __init__(
             "as a function argument instead of being set in the client configuration.\n"
             "Once all services have migrated, the methods to specify the region in the client configuration "
             "will be removed.",
+            file=sys.stderr,
         )
         """Constructor
         """