diff --git a/CHANGELOG.md b/CHANGELOG.md
index 7987146..7b0fe3f 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,6 +1,6 @@
 # CHANGELOG
 
-## 1.8.0 (unreleased)
+## 1.8.0
  
 - Unicode 14.0 (last release of 1.x)
  
diff --git a/lib/unicode/display_width/constants.rb b/lib/unicode/display_width/constants.rb
index 28ec801..dec3848 100644
--- a/lib/unicode/display_width/constants.rb
+++ b/lib/unicode/display_width/constants.rb
@@ -1,6 +1,6 @@
 module Unicode
   module DisplayWidth
-    VERSION = '1.7.0'
+    VERSION = '1.8.0'
     UNICODE_VERSION = "14.0.0"
     DATA_DIRECTORY = File.expand_path(File.dirname(__FILE__) + '/../../../data/').freeze
     INDEX_FILENAME = (DATA_DIRECTORY + '/display_width.marshal.gz').freeze