diff --git a/composer.json b/composer.json
index 113bce2d6cd057dc42eb813bef31b2bcbbc442c2..5ff5d6c68364f11cd5c0f1e1da6b3b42f7fa9578 100644
--- a/composer.json
+++ b/composer.json
@@ -128,7 +128,8 @@
         "noblogs/ai-authenticate-rest-api-plugin": "0.0.3",
         "wpackagist-plugin/multisite-custom-css": "1.0",
         "wpackagist-plugin/activitypub": "0.17.0",
-        "wpackagist-plugin/memcached": "4.0.0"
+        "wpackagist-plugin/memcached": "4.0.0",
+        "wpackagist-plugin/gallery-block-lightbox": "^1.13"
     },    
     "extra": {
         "wordpress-install-dir": "app",
diff --git a/composer.lock b/composer.lock
index d91536cc15d5b48dae12bab05a14d50879fd0504..231ff8a91d08dc4aeaff0ebfc46cd5f9a8008430 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": "f528d12a3c886decee1d6753016f5396",
+    "content-hash": "55b6e6a290ab394a9c18560f377e16fd",
     "packages": [
         {
             "name": "bjornjohansen/wplang",
@@ -1080,6 +1080,24 @@
             "type": "wordpress-plugin",
             "homepage": "https://wordpress.org/plugins/footnotes/"
         },
+        {
+            "name": "wpackagist-plugin/gallery-block-lightbox",
+            "version": "1.13",
+            "source": {
+                "type": "svn",
+                "url": "https://plugins.svn.wordpress.org/gallery-block-lightbox/",
+                "reference": "tags/1.13"
+            },
+            "dist": {
+                "type": "zip",
+                "url": "https://downloads.wordpress.org/plugin/gallery-block-lightbox.1.13.zip"
+            },
+            "require": {
+                "composer/installers": "^1.0 || ^2.0"
+            },
+            "type": "wordpress-plugin",
+            "homepage": "https://wordpress.org/plugins/gallery-block-lightbox/"
+        },
         {
             "name": "wpackagist-plugin/i-love-xm24-ribbon",
             "version": "0.0.4",