diff --git a/CHANGELOG.md b/CHANGELOG.md
index 3897127f..31a23d5e 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -2,6 +2,9 @@
 
 ## New changes not yet released
 
+## v0.9.3-alpha
+- improve input validation on getExtendedTrajectory
+
 ## v0.9.2-alpha
 - bugfix: correctly handle position when md or position is supplied in callout layer
 
diff --git a/package-lock.json b/package-lock.json
index a0f8b2bd..20349019 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -1,6 +1,6 @@
 {
   "name": "@equinor/esv-intersection",
-  "version": "0.9.2-alpha",
+  "version": "0.9.3-alpha",
   "lockfileVersion": 1,
   "requires": true,
   "dependencies": {
diff --git a/package.json b/package.json
index 52f96597..4d04bab8 100644
--- a/package.json
+++ b/package.json
@@ -1,6 +1,6 @@
 {
   "name": "@equinor/esv-intersection",
-  "version": "0.9.2-alpha",
+  "version": "0.9.3-alpha",
   "description": "Intersection component package with testing and automatic documentation.",
   "main": "dist/index.js",
   "module": "dist/index.esm.js",