diff --git a/composer.json b/composer.json
index 49d6da74736606ebaf885fc3e00b19a180b93354..c46df0fdbcc14700f03610d29fc64052e065c197 100644
--- a/composer.json
+++ b/composer.json
@@ -63,7 +63,7 @@
         "wpackagist-theme/rusty-grunge": "1.3",
         "wpackagist-theme/simplex": "2.0.1.3",
         "wpackagist-theme/twentyeleven": "4.5",
-        "wpackagist-theme/twentyfifteen": "3.5",
+        "wpackagist-theme/twentyfifteen": "3.6",
         "wpackagist-theme/twentyfourteen": "3.8",
         "wpackagist-theme/twentynineteen": "2.6",
         "wpackagist-theme/twentyseventeen": "3.4",
diff --git a/composer.lock b/composer.lock
index 6011e8c5a2f36e960527fdd229ae459abaead4f2..e54d1fdf32872977065cf0aa490fc7f5ed33d988 100644
--- a/composer.lock
+++ b/composer.lock
@@ -4,7 +4,7 @@
         "Read more about it at https://getcomposer.org/doc/01-basic-usage.md#installing-dependencies",
         "This file is @generated automatically"
     ],
-    "content-hash": "8e016c44f38901809597b580d12379dc",
+    "content-hash": "97aa77234186542f2386e11a2799c7ce",
     "packages": [
         {
             "name": "bjornjohansen/wplang",
@@ -1798,15 +1798,15 @@
         },
         {
             "name": "wpackagist-theme/twentyfifteen",
-            "version": "3.5",
+            "version": "3.6",
             "source": {
                 "type": "svn",
                 "url": "https://themes.svn.wordpress.org/twentyfifteen/",
-                "reference": "3.5"
+                "reference": "3.6"
             },
             "dist": {
                 "type": "zip",
-                "url": "https://downloads.wordpress.org/theme/twentyfifteen.3.5.zip"
+                "url": "https://downloads.wordpress.org/theme/twentyfifteen.3.6.zip"
             },
             "require": {
                 "composer/installers": "^1.0 || ^2.0"