diff --git a/CHANGELOG.md b/CHANGELOG.md
index 6b33c15..25faedc 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,5 +1,12 @@
 # *Structure_threader* changelog
 
+## Changes since v1.2.1
+
+### Bug fixes
+* Added more underflow protection.
+
+---
+
 ## Changes since v1.2.0
 
 ### Bug fixes
diff --git a/setup.py b/setup.py
index d4fccb1..8ccd966 100644
--- a/setup.py
+++ b/setup.py
@@ -55,7 +55,7 @@ def platform_detection(install_binaries=True):
 
 # Set some variables (PKGBUILD inspired)
 DATA_FILES = platform_detection()
-VERSION = "1.2.1"
+VERSION = "1.2.2"
 URL = "https://github.com/StuntsPT/Structure_threader"