diff --git a/CHANGELOG.md b/CHANGELOG.md
index 72220c2..6fb4062 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,6 +1,6 @@
 # Change log
 
-## master (unreleased)
+## 1.5.1 (2018-05-28)
 
 * `pythonista_startup.py` sample - execute `main` only if `appex.is_running_extension()` is false
 * Black Mamba supports Pythonista >= 3.2 & Python >= 3.6 only
diff --git a/blackmamba/__init__.py b/blackmamba/__init__.py
index d503062..da42669 100644
--- a/blackmamba/__init__.py
+++ b/blackmamba/__init__.py
@@ -16,7 +16,7 @@
 from blackmamba.log import info, error, get_level, set_level, ERROR
 import blackmamba.system as system
 
-__version__ = '1.5.0'
+__version__ = '1.5.1'
 __author__ = 'Robert Vojta'
 
 _LATEST_VERSION_COMPATIBILITY_TEST = (320000, '3.2')