diff --git a/CHANGELOG.md b/CHANGELOG.md
index 22efc01b2..e06e0c397 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,6 +1,6 @@
 # Xcodeproj Changelog
 
-## Master
+## 1.0.0 (2016-05-10)
 
 ##### Enhancements
 
diff --git a/Gemfile.lock b/Gemfile.lock
index a182a0c97..b813203bd 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -7,7 +7,7 @@ GIT
 PATH
   remote: .
   specs:
-    xcodeproj (1.0.0.rc.2)
+    xcodeproj (1.0.0)
       activesupport (>= 3)
       claide (>= 1.0.0, < 2.0)
       colored (~> 1.2)
diff --git a/lib/xcodeproj/gem_version.rb b/lib/xcodeproj/gem_version.rb
index 17a91fc42..1838c6693 100644
--- a/lib/xcodeproj/gem_version.rb
+++ b/lib/xcodeproj/gem_version.rb
@@ -1,5 +1,5 @@
 module Xcodeproj
   # The version of the xcodeproj gem.
   #
-  VERSION = '1.0.0.rc.2'.freeze unless defined? Xcodeproj::VERSION
+  VERSION = '1.0.0'.freeze unless defined? Xcodeproj::VERSION
 end