diff --git a/package-lock.json b/package-lock.json
index 52e67e9..99f7757 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -1,12 +1,12 @@
 {
 	"name": "terrain50-cli",
-	"version": "1.8.0",
+	"version": "1.9.0",
 	"lockfileVersion": 2,
 	"requires": true,
 	"packages": {
 		"": {
 			"name": "terrain50-cli",
-			"version": "1.8.0",
+			"version": "1.9.0",
 			"license": "MPL-2.0",
 			"dependencies": {
 				"@iarna/toml": "^2.2.5",
diff --git a/package.json b/package.json
index d24d4e3..655e165 100644
--- a/package.json
+++ b/package.json
@@ -1,6 +1,6 @@
 {
 	"name": "terrain50-cli",
-	"version": "1.8.0",
+	"version": "1.9.0",
 	"description": "CLI for parsing Ordnance Survey Digital Elevation Model files",
 	"main": "src/index.mjs",
 	"scripts": {