diff --git a/.gitlab-ci.yml b/.gitlab-ci.yml
index 27029a5a4..d639430be 100644
--- a/.gitlab-ci.yml
+++ b/.gitlab-ci.yml
@@ -290,7 +290,7 @@ build-and-push-docker-tag:
 
 # Packaging app for amd64
 package-app:
-  image: mobilizon/buildpack:1.14.1-erlang-25.1.1-debian-buster
+  image: mobilizon/buildpack:1.15.5-erlang-26.0.2-debian-buster
   stage: package
   variables: &release-variables
     MIX_ENV: "prod"
diff --git a/CHANGELOG.md b/CHANGELOG.md
index 5157082b8..44c1e3e8c 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -5,6 +5,18 @@ All notable changes to this project will be documented in this file.
 The format is based on [Keep a Changelog](https://keepachangelog.com/en/1.0.0/),
 and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0.html).
 
+
+## 3.2.0-beta.4  (2023-09-05)
+
+
+### Bug Fixes
+
+* **back:** allow any other type of actor to be suspended ([92b222b](https://framagit.org/framasoft/mobilizon/commit/92b222b091cf6248969b0206e7c052b725a1286b))
+* **back:** only try to insert activities for groups ([cfc9843](https://framagit.org/framasoft/mobilizon/commit/cfc984345e90b2960077956858606395f37ef9b9))
+* **front:** don't return promise if result is not finished loading for tags ([8c14ba4](https://framagit.org/framasoft/mobilizon/commit/8c14ba441c6f0fadb3c59f80ff4e3abb2e625752))
+* **front:** fix getting result from interactable object in InteractView ([31b2d06](https://framagit.org/framasoft/mobilizon/commit/31b2d065a904453580731133cd3dfd545a5816fa))
+
+
 ## 3.2.0-beta.3  (2023-09-04)
 
 
diff --git a/js/package.json b/js/package.json
index 0bb31ba54..a7143f2ef 100644
--- a/js/package.json
+++ b/js/package.json
@@ -1,6 +1,6 @@
 {
   "name": "mobilizon",
-  "version": "3.2.0-beta.3",
+  "version": "3.2.0-beta.4",
   "private": true,
   "scripts": {
     "dev": "vite",
diff --git a/js/src/composition/apollo/tags.ts b/js/src/composition/apollo/tags.ts
index 252cd1013..da9c06835 100644
--- a/js/src/composition/apollo/tags.ts
+++ b/js/src/composition/apollo/tags.ts
@@ -11,7 +11,12 @@ export function fetchTags(text: string): Promise<ITag[]> {
       })
     );
 
-    onResult(({ data }) => resolve(data.tags));
+    onResult((result) => {
+      if (result.loading) {
+        return;
+      }
+      return resolve(result.data.tags);
+    });
 
     onError((error) => reject(error));
   });
diff --git a/js/src/views/InteractView.vue b/js/src/views/InteractView.vue
index e8be781d7..ef63cbdfc 100644
--- a/js/src/views/InteractView.vue
+++ b/js/src/views/InteractView.vue
@@ -68,7 +68,13 @@ const { onResult, onError, loading } = useQuery<{
   })
 );
 
-onResult(async ({ data: { interact } }) => {
+onResult(async (result) => {
+  if (result.loading) return;
+  if (!result.data) {
+    errors.push(t("This URL is not supported"));
+    return;
+  }
+  const interact = result.data.interact;
   switch (interact.__typename) {
     case "Group":
       await router.replace({
diff --git a/lib/service/activity/participant.ex b/lib/service/activity/participant.ex
index 791e67fff..2a23bdc26 100644
--- a/lib/service/activity/participant.ex
+++ b/lib/service/activity/participant.ex
@@ -22,20 +22,25 @@ defmodule Mobilizon.Service.Activity.Participant do
     event = Events.get_event!(event_id)
     subject = Keyword.fetch!(options, :subject)
 
-    ActivityBuilder.enqueue(:build_activity, %{
-      "type" => "event",
-      "subject" => subject,
-      "subject_params" => %{
-        actor_name: Actor.display_name(actor),
-        event_title: event.title,
-        event_uuid: event.uuid
-      },
-      "group_id" => event.attributed_to_id,
-      "author_id" => actor.id,
-      "object_type" => "participant",
-      "object_id" => participant_id,
-      "inserted_at" => DateTime.utc_now()
-    })
+    if is_nil(event.attributed_to_id) do
+      # No activity for non-group events
+      {:ok, nil}
+    else
+      ActivityBuilder.enqueue(:build_activity, %{
+        "type" => "event",
+        "subject" => subject,
+        "subject_params" => %{
+          actor_name: Actor.display_name(actor),
+          event_title: event.title,
+          event_uuid: event.uuid
+        },
+        "group_id" => event.attributed_to_id,
+        "author_id" => actor.id,
+        "object_type" => "participant",
+        "object_id" => participant_id,
+        "inserted_at" => DateTime.utc_now()
+      })
+    end
   end
 
   @impl Activity
diff --git a/lib/service/actor_suspension.ex b/lib/service/actor_suspension.ex
index b5531a9d3..00062563e 100644
--- a/lib/service/actor_suspension.ex
+++ b/lib/service/actor_suspension.ex
@@ -103,7 +103,7 @@ defmodule Mobilizon.Service.ActorSuspension do
     end)
   end
 
-  defp maybe_reset_actor_id(%Multi{} = multi, %Actor{type: :Group} = _actor) do
+  defp maybe_reset_actor_id(%Multi{} = multi, %Actor{type: _} = _actor) do
     multi
   end
 
diff --git a/mix.exs b/mix.exs
index 1303ca8ac..59b1c74e0 100644
--- a/mix.exs
+++ b/mix.exs
@@ -1,7 +1,7 @@
 defmodule Mobilizon.Mixfile do
   use Mix.Project
 
-  @version "3.2.0-beta.3"
+  @version "3.2.0-beta.4"
 
   def project do
     [