diff --git a/_locales/en/messages.json b/_locales/en/messages.json
index 0bc539b2..48b6b602 100644
--- a/_locales/en/messages.json
+++ b/_locales/en/messages.json
@@ -1270,5 +1270,9 @@
   "CORS_give_allurls_perm": {
     "message": "Give \"all URLs\" permission",
     "description": ""
+  },
+  "Replace_No_Selected_Text": {
+    "message": "No text selected, would you like to insert the AI's response at the beginning of the email?",
+    "description": ""
   }
 }
\ No newline at end of file
diff --git a/js/mzta-compose-script.js b/js/mzta-compose-script.js
index 13f93708..b0289e38 100644
--- a/js/mzta-compose-script.js
+++ b/js/mzta-compose-script.js
@@ -24,12 +24,19 @@ switch (message.command) {
 
   case "replaceSelectedText": {
     const selectedText = window.getSelection().toString();
+    let force_insert = false;
     if (selectedText === '') {
-      return Promise.resolve(false);
+      if(!confirm(browser.i18n.getMessage("Replace_No_Selected_Text"))) {
+        return Promise.resolve(false);
+      }else{
+        force_insert = true;
+      }
     }
     const sel = window.getSelection();
     if (!sel || sel.type !== "Range" || !sel.rangeCount) {
-      return Promise.resolve(false);
+      if(!force_insert) {
+        return Promise.resolve(false);
+      }
     }
     const r = sel.getRangeAt(0);
     r.deleteContents();