diff --git a/composer.json b/composer.json
index e37ae1e5d128d50cc96d6111f167f3d2c027cf6c..4db00bb66c3ff5ff29ac5767cd550020830852c7 100644
--- a/composer.json
+++ b/composer.json
@@ -117,7 +117,7 @@
         "wpackagist-plugin/event-organiser": "3.12.4",
         "noblogs/ai-authenticate-rest-api-plugin": "0.0.4",
         "wpackagist-plugin/multisite-custom-css": "1.0",
-        "wpackagist-plugin/activitypub": "1.0.2",
+        "wpackagist-plugin/activitypub": "1.0.4",
         "wpackagist-plugin/gallery-block-lightbox": "^1.13",
         "wpackagist-plugin/unconfirmed": "1.3.5",
         "noblogs/wp-mat": "0.1.2",
diff --git a/composer.lock b/composer.lock
index a0343ff1862300872b86ea51341eae651c7e108c..57bf10ea567569797d4afe412e5b63ee74ac8339 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": "877dcc391cc267b29cc7de2571d9aa5c",
+    "content-hash": "2367018e271ff6b5441f0b0b5f354551",
     "packages": [
         {
             "name": "bjornjohansen/wplang",
@@ -862,15 +862,15 @@
         },
         {
             "name": "wpackagist-plugin/activitypub",
-            "version": "1.0.2",
+            "version": "1.0.4",
             "source": {
                 "type": "svn",
                 "url": "https://plugins.svn.wordpress.org/activitypub/",
-                "reference": "tags/1.0.2"
+                "reference": "tags/1.0.4"
             },
             "dist": {
                 "type": "zip",
-                "url": "https://downloads.wordpress.org/plugin/activitypub.1.0.2.zip"
+                "url": "https://downloads.wordpress.org/plugin/activitypub.1.0.4.zip"
             },
             "require": {
                 "composer/installers": "^1.0 || ^2.0"