diff --git a/mollom.drupal.inc b/mollom.drupal.inc
index c70ebb3..9606bf2 100644
--- a/mollom.drupal.inc
+++ b/mollom.drupal.inc
@@ -320,6 +320,28 @@ class MollomDrupalTest extends MollomDrupal {
   }
 }
 
+  /**
+   * Overrides Mollom::createCaptcha().
+   *
+   * Temporary fix to show proper image CAPTCHAs when testing mode is enabled.
+   *
+   * @todo Remove after REST Testing API has been fixed.
+   */
+  public function createCaptcha(array $data = array()) {
+    $result = parent::createCaptcha($data);
+    if (isset($data['type']) && $data['type'] === 'image' && isset($result['url']) && strpos($result['url'], 'captcha') !== FALSE) {
+      if (!empty($data['ssl'])) {
+        $dhr = drupal_http_request($result['url']);
+        $dhr->code = (int) $dhr->code;
+        // If the code is 200 that means mollom fixed this problem for testing mode.
+        if ($dhr->code != 200) {
+          $result['url'] = str_replace( 'https://', 'http://', $result['url']);
+        }
+      }
+    }
+    return $result;
+  }
+
 /**
  * Drupal Mollom client implementation using local dummy/fake REST server.
  */