diff --git a/package-lock.json b/package-lock.json
index 309c1655..941e8cf4 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -1,12 +1,12 @@
 {
     "name": "pylint",
-    "version": "2023.8.0",
+    "version": "2023.9.0-dev",
     "lockfileVersion": 2,
     "requires": true,
     "packages": {
         "": {
             "name": "pylint",
-            "version": "2023.8.0",
+            "version": "2023.9.0-dev",
             "license": "MIT",
             "dependencies": {
                 "@vscode/python-extension": "^1.0.5",
diff --git a/package.json b/package.json
index 8f67957b..0ffeb138 100644
--- a/package.json
+++ b/package.json
@@ -2,7 +2,7 @@
     "name": "pylint",
     "displayName": "Pylint",
     "description": "%extension.description%",
-    "version": "2023.8.0",
+    "version": "2023.9.0-dev",
     "preview": true,
     "serverInfo": {
         "name": "Pylint",