diff --git a/CHANGELOG.md b/CHANGELOG.md
index 4d71327fc622ed9869623540c313a62cd5068dd3..e42dba89dec2cc3c955aae4e558147ccd4528678 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,3 +1,7 @@
+# v0.105:
+
+* _TBA_
+
 # v0.104:
 
 * more extensive testing (CPython3.8, nightly)
diff --git a/coolamqp/__init__.py b/coolamqp/__init__.py
index 7091d9b47733e25b4671d4e2d2dbc0f8437dc115..84e3f55e1422a3dfa47b0856bae9e75aed5bd457 100644
--- a/coolamqp/__init__.py
+++ b/coolamqp/__init__.py
@@ -1,2 +1,2 @@
 # coding=UTF-8
-__version__ = '0.104'
+__version__ = '0.105a1'