diff --git a/src/Entity/Book.php b/src/Entity/Book.php
index 0c30ff6..69ecba4 100644
--- a/src/Entity/Book.php
+++ b/src/Entity/Book.php
@@ -288,11 +288,10 @@ public function getIsbn()
      * Returns closes thumbnail size to input, default 210px.
      *
      * @param int  $size appromimate size
-     * @param bool $ssl  Whether or not to return https:// url for thumbnail
      *
      * @return string url for thumbnail
      */
-    public function getThumbnail(int $size = 210, bool $ssl = false)
+    public function getThumbnail(int $size = 210)
     {
         $thumbs = [];
         foreach ($this->safeGet('thumbnail') as $thumb) {
diff --git a/src/Entity/Journey.php b/src/Entity/Journey.php
index 924dce6..0d5400e 100644
--- a/src/Entity/Journey.php
+++ b/src/Entity/Journey.php
@@ -100,6 +100,29 @@ public function getPublished() : string
         return $this->safeGet('published');
     }
 
+    /**
+     * Returns closes thumbnail size to input, default 210px.
+     *
+     * @param int  $size appromimate size
+     *
+     * @return string url for thumbnail
+     */
+    public function getThumbnail(int $size = 210)
+    {
+        $thumbs = [];
+        foreach ($this->safeGet('thumbnail') as $thumb) {
+            $thumbs[$thumb['width']] = $thumb['_link'];
+        }
+
+        $sizes = array_keys($thumbs);
+        while (true) {
+            $thumbSize = array_shift($sizes);
+            if ((int) $size <= (int) $thumbSize || count($sizes) === 0) {
+                return $thumbs[$thumbSize];
+            }
+        }
+    }
+
     /**
      * @return bool is featured
      */