diff --git a/package.json b/package.json
index c9875fb..cfbf6e6 100644
--- a/package.json
+++ b/package.json
@@ -2,7 +2,7 @@
     "name": "mypy-type-checker",
     "displayName": "Mypy Type Checker",
     "description": "%extension.description%",
-    "version": "2025.3.0",
+    "version": "2026.3.0-dev",
     "preview": true,
     "serverInfo": {
         "name": "Mypy",