diff --git a/package.json b/package.json
index 446ccf1..3330072 100644
--- a/package.json
+++ b/package.json
@@ -1,6 +1,6 @@
 {
 	"name": "air-quality-mapper",
-	"version": "0.12.0",
+	"version": "0.13.0",
 	"description": "The web interface and JSON api for the ConnectedHumber Air Quality Monitoring Project.",
 	"private": true,
 	"main": "index.mjs",
diff --git a/version b/version
index fc6f7a7..8287f28 100644
--- a/version
+++ b/version
@@ -1 +1 @@
-v0.12
+v0.13-dev