diff --git a/README.md b/README.md
index 1d48ee5..0d8a50b 100644
--- a/README.md
+++ b/README.md
@@ -49,6 +49,12 @@ const egm96Alt = egm96.ellipsoidToEgm96(latitude, longitude, altitude)
 const ellipsoidAlt = egm96.egm96ToEllipsoid(latitude, longitude, altitude)
 ```
 
+## Changelog
+
+### 1.1.0
+
+* Added Typescript definitions
+
 ## License
 
 [See the license file](./LICENSE.md).