diff --git a/package.json b/package.json
index ce18b9d1..21f1a342 100644
--- a/package.json
+++ b/package.json
@@ -1,6 +1,6 @@
 {
   "name": "cal-heatmap",
-  "version": "4.3.0-beta-1",
+  "version": "4.3.0-beta.1",
   "description": "Cal-Heatmap is a javascript module to create calendar heatmap to visualize time series data",
   "keywords": [
     "calendar",
diff --git a/src/version.ts b/src/version.ts
index b132e123..caf432ef 100644
--- a/src/version.ts
+++ b/src/version.ts
@@ -1,2 +1,2 @@
-const VERSION = '4.3.0-beta-1';
+const VERSION = '4.3.0-beta.1';
 export default VERSION;