diff --git a/.release-please-manifest.json b/.release-please-manifest.json
index 46b1b67..fea3454 100644
--- a/.release-please-manifest.json
+++ b/.release-please-manifest.json
@@ -1,3 +1,3 @@
 {
-  ".": "0.0.0"
+  ".": "1.0.0"
 }
\ No newline at end of file
diff --git a/CHANGELOG.md b/CHANGELOG.md
new file mode 100644
index 0000000..4ca214b
--- /dev/null
+++ b/CHANGELOG.md
@@ -0,0 +1,20 @@
+# Changelog
+
+## 1.0.0 (2024-09-06)
+
+
+### Features
+
+* add custom loggers ([14c16b6](https://github.com/lukas-reining/eventsource/commit/14c16b6ad4033b16f96da4df8f1529bca2c01b2e))
+
+
+### Bug Fixes
+
+* add module type to package.json and use correct file ending for cjs ([f07ee9b](https://github.com/lukas-reining/eventsource/commit/f07ee9b6735c42844eb0112b82e47be70789aa7d))
+* broken import in readme ([eaa57db](https://github.com/lukas-reining/eventsource/commit/eaa57dbc64dadae525f0aa848546f9b8201ff0ed))
+* bump version to 1.4.5 ([7c3a1a8](https://github.com/lukas-reining/eventsource/commit/7c3a1a82f40feb5191b5f9cab21a9e475708b219))
+* empty message yielded after only seeing a comment ([ad8eb89](https://github.com/lukas-reining/eventsource/commit/ad8eb89b52cf6ae98338638af91faf6ceb20b247))
+* misleading error message ([bcd1bbd](https://github.com/lukas-reining/eventsource/commit/bcd1bbd299828a9bda27c3e395f7318a7d5fece1))
+* **package:** define exports ([48d581d](https://github.com/lukas-reining/eventsource/commit/48d581da368b9c9a444de382f42bbcfa16688a8c))
+* release version with exports ([ce4c1d5](https://github.com/lukas-reining/eventsource/commit/ce4c1d568f64e6491ba1cf1363d91dfdf515f0b3))
+* stop reconnecting if the eventsource is closed ([c294aae](https://github.com/lukas-reining/eventsource/commit/c294aae4bb7562db50ff7ee5e8e71a079f08c5ae))
diff --git a/package-lock.json b/package-lock.json
index da0f49a..fb36858 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -1,12 +1,12 @@
 {
   "name": "extended-eventsource",
-  "version": "1.5.0",
+  "version": "1.0.0",
   "lockfileVersion": 3,
   "requires": true,
   "packages": {
     "": {
       "name": "extended-eventsource",
-      "version": "1.5.0",
+      "version": "1.0.0",
       "license": "MIT",
       "devDependencies": {
         "@babel/cli": "^7.23.0",
diff --git a/package.json b/package.json
index 8b709f1..c195e86 100644
--- a/package.json
+++ b/package.json
@@ -1,6 +1,6 @@
 {
   "name": "extended-eventsource",
-  "version": "1.5.0",
+  "version": "1.0.0",
   "author": "Lukas Reining",
   "readme": "README.md",
   "description": "Spec compliant EventSource implementation for browsers and Node.JS",