diff --git a/image_captcha/fonts/Tesox/tesox.ttf b/image_captcha/fonts/Tesox/tesox.ttf
index 31f91d3..ef28e65 100755
Binary files a/image_captcha/fonts/Tesox/tesox.ttf and b/image_captcha/fonts/Tesox/tesox.ttf differ
diff --git a/image_captcha/fonts/Tuffy/Tuffy.ttf b/image_captcha/fonts/Tuffy/Tuffy.ttf
index 8ea6470..b79a190 100755
Binary files a/image_captcha/fonts/Tuffy/Tuffy.ttf and b/image_captcha/fonts/Tuffy/Tuffy.ttf differ
diff --git a/src/Element/Captcha.php b/src/Element/Captcha.php
index 0495024..be6e974 100644
--- a/src/Element/Captcha.php
+++ b/src/Element/Captcha.php
@@ -47,7 +47,7 @@ class Captcha extends FormElement {
     // Add captcha.inc file.
     module_load_include('inc', 'captcha');
 
-    // Add Javascript for general CAPTCHA functionality.
+    // Add JavaScript for general CAPTCHA functionality.
     $element['#attached']['library'][] = 'captcha/base';
 
     if ($form_state->getTriggeringElement() && !empty($form_state->getTriggeringElement()['#limit_validation_errors'])) {
diff --git a/src/Tests/CaptchaAdminTestCase.php b/src/Tests/CaptchaAdminTestCase.php
index b2dbe51..456998f 100755
--- a/src/Tests/CaptchaAdminTestCase.php
+++ b/src/Tests/CaptchaAdminTestCase.php
@@ -218,13 +218,13 @@ class CaptchaAdminTestCase extends CaptchaBaseWebTestCase {
     // Set CAPTCHA on user register form.
     captcha_set_form_id_setting('user_register', 'captcha/Math');
 
-    // Put Javascript snippet in CAPTCHA description.
+    // Put JavaScript snippet in CAPTCHA description.
     $this->drupalLogin($this->adminUser);
     $xss = '<script type="text/javascript">alert("xss")</script>';
     $edit = ['description' => $xss];
     $this->drupalPostForm(self::CAPTCHA_ADMIN_PATH, $edit, 'Save configuration');
 
-    // Visit user register form and check if Javascript snippet is there.
+    // Visit user register form and check if JavaScript snippet is there.
     $this->drupalLogout();
     $this->drupalGet('user/register');
     $this->assertNoRaw($xss, 'Javascript should not be allowed in CAPTCHA description.', 'CAPTCHA');