diff --git a/options/options.html b/options/options.html
index 67a46897..2a763436 100644
--- a/options/options.html
+++ b/options/options.html
@@ -150,7 +150,7 @@
 			<br/>
 			<br/>
 	
-			<div option-type="text-change" sync-option="userID">
+			<div option-type="text-change" sync-option="userID" confirm-message="userIDChangeWarning">
 				<div class="option-button trigger-button">
 					__MSG_changeUserID__
 				</div>
diff --git a/options/options.js b/options/options.js
index 14ed32ad..82e9a2af 100644
--- a/options/options.js
+++ b/options/options.js
@@ -118,7 +118,13 @@ function activateTextChange(element) {
 	textBox.value = SB.config[option];
 
     let setButton = element.querySelector(".text-change-set");
-    setButton.addEventListener("click", () => {SB.config[option] = textBox.value});
+    setButton.addEventListener("click", () => {
+        let confirmMessage = element.getAttribute("confirm-message");
+
+        if (confirmMessage === null || confirm(chrome.i18n.getMessage(confirmMessage))) {
+            SB.config[option] = textBox.value;
+        }
+    });
 
     element.querySelector(".option-hidden-section").classList.remove("hidden");
 }