diff -r ca571c8c0788 -r e37209c0a42a src/Tools/VSCode/extension/src/extension.ts
--- a/src/Tools/VSCode/extension/src/extension.ts	Tue Mar 14 16:20:07 2017 +0100
+++ b/src/Tools/VSCode/extension/src/extension.ts	Tue Mar 14 17:32:19 2017 +0100
@@ -64,6 +64,7 @@
 
     decorations.init(context)
     vscode.workspace.onDidChangeConfiguration(() => decorations.init(context))
+    vscode.workspace.onDidChangeTextDocument(event => decorations.touch_document(event.document))
     vscode.window.onDidChangeActiveTextEditor(decorations.update_editor)
     vscode.workspace.onDidCloseTextDocument(decorations.close_document)