diff --git a/docs/source/CHANGELOG.rst b/docs/source/CHANGELOG.rst
index c6ebd74..0d90e91 100644
--- a/docs/source/CHANGELOG.rst
+++ b/docs/source/CHANGELOG.rst
@@ -1,6 +1,10 @@
 ChangeLog
 =========
 
+0.5.0 (2020-03-03)
+------------------
+* fixed invalid argument for IIBClient init
+
 0.4.0 (2020-02-27)
 ------------------
 * added legacy registry support
diff --git a/setup.py b/setup.py
index 9880a57..2f78013 100644
--- a/setup.py
+++ b/setup.py
@@ -67,7 +67,7 @@ def read_content(filepath):
 
 setup(
     name="pubtools-iib",
-    version="0.4.0",
+    version="0.5.0",
     description="Pubtools-iib",
     long_description=long_description,
     author="Jindrich Luza",