diff --git a/inc/functions.php b/inc/functions.php
index 60a72fc..87da860 100644
--- a/inc/functions.php
+++ b/inc/functions.php
@@ -246,7 +246,7 @@ function checkCAPTCHA() {
 			}
 			fancyDie($captcha_error);
 		}
-	} else if (!empty(TINYIB_CAPTCHA)) { // Simple CAPTCHA
+	} else if (TINYIB_CAPTCHA) { // Simple CAPTCHA
 		$captcha = isset($_POST['captcha']) ? strtolower(trim($_POST['captcha'])) : '';
 		$captcha_solution = isset($_SESSION['tinyibcaptcha']) ? strtolower(trim($_SESSION['tinyibcaptcha'])) : '';
 
diff --git a/inc/html.php b/inc/html.php
index 8f1d5f8..e64ca7f 100644
--- a/inc/html.php
+++ b/inc/html.php
@@ -277,7 +277,7 @@ EOF;
 	$unique_posts_html = '';
 
 	$captcha_html = '';
-	if (!empty(TINYIB_CAPTCHA)) {
+	if (TINYIB_CAPTCHA) {
 		if (TINYIB_CAPTCHA === 'recaptcha') {
 			$captcha_inner_html = '
 <div style="min-height: 80px;">