diff --git a/changelog.md b/changelog.md
index 825c32f..8fc0566 100644
--- a/changelog.md
+++ b/changelog.md
@@ -1 +1,5 @@
 # Changelog
+
+## 1.0.0
+
+* Initial release
diff --git a/package-lock.json b/package-lock.json
index da18537..9429d8b 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -1,6 +1,6 @@
 {
   "name": "is-class-component",
-  "version": "0.0.0",
+  "version": "1.0.0",
   "lockfileVersion": 1,
   "requires": true,
   "dependencies": {
diff --git a/package.json b/package.json
index 0fec8b3..1dfa6da 100644
--- a/package.json
+++ b/package.json
@@ -1,6 +1,6 @@
 {
   "name": "is-class-component",
-  "version": "0.0.0",
+  "version": "1.0.0",
   "description": "Determine if something is a React class component",
   "main": "index.js",
   "module": "es/index.js",