diff -r fa70edfcb6fa -r ad96222853fc src/Tools/VSCode/extension/package.json
--- a/src/Tools/VSCode/extension/package.json	Mon Sep 18 18:25:52 2017 +0200
+++ b/src/Tools/VSCode/extension/package.json	Mon Sep 18 18:26:55 2017 +0200
@@ -10,7 +10,7 @@
         "document preparation"
     ],
     "icon": "isabelle.png",
-    "version": "0.23.0",
+    "version": "1.0.0",
     "publisher": "makarius",
     "license": "MIT",
     "repository": {