diff --git a/templates/main.js b/templates/main.js
index 422759b4..d8ae450e 100755
--- a/templates/main.js
+++ b/templates/main.js
@@ -262,26 +262,28 @@ window.onCaptchaLoadTurnstile_post_thread = function() {
 
 // Should be called by the captcha API when it's ready. Ugly I know... D:
 function onCaptchaLoadTurnstile(action) {
-	let renderer = {
-		renderOn: function(container) {
-			let widgetId = turnstile.render(container, {
-				sitekey: "{{ config.turnstile_public }}",
-				action: action,
-			});
-			if (widgetId === undefined) {
-				return null;
+	if (captcha_renderer === null) {
+		let renderer = {
+			renderOn: function(container) {
+				let widgetId = turnstile.render(container, {
+					sitekey: "{{ config.turnstile_public }}",
+					action: action,
+				});
+				if (widgetId === undefined) {
+					return null;
+				}
+				return widgetId;
+			},
+			remove: function(widgetId) {
+				turnstile.remove(widgetId);
+			},
+			reset: function(widgetId) {
+				turnstile.reset(widgetId);
 			}
-			return widgetId;
-		},
-		remove: function(widgetId) {
-			turnstile.remove(widgetId);
-		},
-		reset: function(widgetId) {
-			turnstile.reset(widgetId);
-		}
-	};
+		};
 
-	onCaptchaLoad(renderer);
+		onCaptchaLoad(renderer);
+	}
 }
 
 function initCaptchaImpl() {