diff --git a/Changelog.md b/Changelog.md
index 7c471a7..c3e20f2 100644
--- a/Changelog.md
+++ b/Changelog.md
@@ -1,5 +1,9 @@
 # Changelog
 
+## 2.11.1
+
+- fix complete in deprecated client: pass None-lists as empty list
+
 ## 2.11.0
 
 - add completion parameters: completion_bias_inclusion, completion_bias_inclusion_first_token_only
diff --git a/aleph_alpha_client/version.py b/aleph_alpha_client/version.py
index 7f6646a..200c236 100644
--- a/aleph_alpha_client/version.py
+++ b/aleph_alpha_client/version.py
@@ -1 +1 @@
-__version__ = "2.11.0"
+__version__ = "2.11.1"