diff --git a/src/project_save_handler.js b/src/project_save_handler.js
index 1f7eab7..8549681 100644
--- a/src/project_save_handler.js
+++ b/src/project_save_handler.js
@@ -78,6 +78,7 @@ export class ProjectSaveHandler {
         this.editor.setValue(dec.decode(code.content));
 
         this.isSaved = true;
+        this.fileHandles = {};
     }
 
     async saveFile() {