diff --git a/BACKERS.md b/BACKERS.md
index 5fdfaa9c..456dfe2b 100644
--- a/BACKERS.md
+++ b/BACKERS.md
@@ -3,6 +3,7 @@
 ## Website sponsors via Patreon ($300+)
 
 * Ravi Gadesha [@_9brainz](https://twitter.com/@_9brainz)
+* Nazar [@nazar_io](https://twitter.com/@nazar_io)
 
 ## Homepage sponsors via Patreon ($100+)
 
@@ -23,4 +24,4 @@
 * Jordan Nemrow
 * Matt Swan
 * Kyu
-* Leo Zeba [@leozeba](https://twitter.com/@leozeba)
+* Takayuki Yamaguchi [@takyam](https://twitter.com/@takyam)
diff --git a/docs/_data/backers.json b/docs/_data/backers.json
index b317e3e3..bc513c8f 100644
--- a/docs/_data/backers.json
+++ b/docs/_data/backers.json
@@ -1,5 +1,10 @@
 {
   "300": [
+    {
+      "FirstName": "Nazar",
+      "LastName": "",
+      "Twitter": "nazar_io"
+    },
     {
       "FirstName": "Ravi",
       "LastName": "Gadesha",
@@ -27,9 +32,9 @@
   ],
   "10": [
     {
-      "FirstName": "Leo",
-      "LastName": "Zeba",
-      "Twitter": "leozeba"
+      "FirstName": "Takayuki",
+      "LastName": "Yamaguchi",
+      "Twitter": "takyam"
     },
     {
       "FirstName": "Kyu",
diff --git a/docs/backers.html b/docs/backers.html
index 2489bbc5..d8fa9762 100644
--- a/docs/backers.html
+++ b/docs/backers.html
@@ -33,7 +33,7 @@ route: backers
     </h2>
     <div class="content">
       <ul>
-        {% for backer in site.data.backers.300 reversed %}
+        {% for backer in site.data.backers["300"] reversed %}
           {% include elements/patreon-item.html %}
         {% endfor %}
       </ul>
@@ -44,7 +44,7 @@ route: backers
     </h2>
     <div class="content">
       <ul>
-        {% for backer in site.data.backers.100 reversed %}
+        {% for backer in site.data.backers["100"] reversed %}
           {% include elements/patreon-item.html %}
         {% endfor %}
       </ul>
@@ -55,7 +55,7 @@ route: backers
     </h2>
     <div class="content">
       <ul>
-        {% for backer in site.data.backers.30 reversed %}
+        {% for backer in site.data.backers["30"] reversed %}
           {% include elements/patreon-item.html %}
         {% endfor %}
       </ul>
@@ -66,7 +66,7 @@ route: backers
     </h2>
     <div class="content">
       <ul>
-        {% for backer in site.data.backers.10 reversed %}
+        {% for backer in site.data.backers["10"] reversed %}
           {% include elements/patreon-item.html %}
         {% endfor %}
       </ul>