diff --git a/CHANGES.rst b/CHANGES.rst
index 4f8020b..0f07df2 100644
--- a/CHANGES.rst
+++ b/CHANGES.rst
@@ -1,11 +1,13 @@
 ChangeLog
 =========
 
-1.18 (2024-??-??)
+1.18 (2024-04-03)
 -----------------
 
 * New binary wheels were added built with gcc 12 (manylinux_2_28).
 
+* x86_64 wheels now require SSE4.2.
+
 * Built using Cython 3.0.10.
 
 
diff --git a/src/quicktions.pyx b/src/quicktions.pyx
index be68a4a..49a8da4 100644
--- a/src/quicktions.pyx
+++ b/src/quicktions.pyx
@@ -25,7 +25,7 @@ from __future__ import division, absolute_import, print_function
 
 __all__ = ['Fraction']
 
-__version__ = '1.17'
+__version__ = '1.18'
 
 cimport cython
 from cpython.unicode cimport Py_UNICODE_TODECIMAL