diff --git a/CHANGELOG.md b/CHANGELOG.md
index fcb2545..df283b1 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,4 +1,4 @@
-Unreleased Changes
+1.0.0 (2014-10-28)
 ------------------
 
 * The expression cache now has a maximum size.
diff --git a/VERSION b/VERSION
index ac39a10..3eefcb9 100644
--- a/VERSION
+++ b/VERSION
@@ -1 +1 @@
-0.9.0
+1.0.0
diff --git a/lib/jmespath/version.rb b/lib/jmespath/version.rb
index d64f61a..64d9136 100644
--- a/lib/jmespath/version.rb
+++ b/lib/jmespath/version.rb
@@ -1,3 +1,3 @@
 module JMESPath
-  VERSION = '0.9.0'
+  VERSION = '1.0.0'
 end