diff --git a/src/persistence/igroupsettings.h b/src/persistence/igroupsettings.h
index 46f2064b5..bd67112df 100644
--- a/src/persistence/igroupsettings.h
+++ b/src/persistence/igroupsettings.h
@@ -19,6 +19,8 @@
 
 #pragma once
 
+#include "util/interface.h"
+
 #include <QStringList>
 
 class IGroupSettings
@@ -33,4 +35,6 @@ public:
 
     virtual QStringList getBlackList() const = 0;
     virtual void setBlackList(const QStringList& blist) = 0;
+
+    DECLARE_SIGNAL(blackListChanged, QStringList const& blist);
 };
diff --git a/src/persistence/settings.h b/src/persistence/settings.h
index 2ea53b461..2d24f2923 100644
--- a/src/persistence/settings.h
+++ b/src/persistence/settings.h
@@ -231,7 +231,6 @@ signals:
     // Privacy
     void typingNotificationChanged(bool enabled);
     void dbSyncTypeChanged(Db::syncType type);
-    void blackListChanged(QStringList const& blist);
 
 public:
     bool applyCommandLineOptions(const QCommandLineParser& parser);
@@ -461,9 +460,12 @@ public:
     // Privacy
     bool getTypingNotification() const;
     void setTypingNotification(bool enabled);
+
     QStringList getBlackList() const override;
     void setBlackList(const QStringList& blist) override;
 
+    SIGNAL_IMPL(Settings, blackListChanged, QStringList const& blist)
+
     // State
     QByteArray getWindowGeometry() const;
     void setWindowGeometry(const QByteArray& value);
diff --git a/src/widget/form/groupchatform.cpp b/src/widget/form/groupchatform.cpp
index 0009d13db..f1c7d6658 100644
--- a/src/widget/form/groupchatform.cpp
+++ b/src/widget/form/groupchatform.cpp
@@ -36,7 +36,7 @@
 #include "src/widget/style.h"
 #include "src/widget/tool/croppinglabel.h"
 #include "src/widget/translator.h"
-#include "src/persistence/settings.h"
+#include "src/persistence/igroupsettings.h"
 
 #include <QDragEnterEvent>
 #include <QMimeData>
@@ -82,7 +82,7 @@ QString editName(const QString& name)
  * @brief Timeout = peer stopped sending audio.
  */
 
-GroupChatForm::GroupChatForm(Core& _core, Group* chatGroup, IChatLog& chatLog, IMessageDispatcher& messageDispatcher, Settings& _settings)
+GroupChatForm::GroupChatForm(Core& _core, Group* chatGroup, IChatLog& chatLog, IMessageDispatcher& messageDispatcher, IGroupSettings& _settings)
     : GenericChatForm(_core, chatGroup, chatLog, messageDispatcher)
     , core{_core}
     , group(chatGroup)
@@ -131,7 +131,7 @@ GroupChatForm::GroupChatForm(Core& _core, Group* chatGroup, IChatLog& chatLog, I
     connect(group, &Group::userLeft, this, &GroupChatForm::onUserLeft);
     connect(group, &Group::peerNameChanged, this, &GroupChatForm::onPeerNameChanged);
     connect(group, &Group::numPeersChanged, this, &GroupChatForm::updateUserCount);
-    connect(&settings, &Settings::blackListChanged, this, &GroupChatForm::updateUserNames);
+    settings.connectTo_blackListChanged(this, [this](QStringList const&) { this->updateUserNames(); });
 
     updateUserNames();
     setAcceptDrops(true);
diff --git a/src/widget/form/groupchatform.h b/src/widget/form/groupchatform.h
index 034bccfa2..22a1ae1f2 100644
--- a/src/widget/form/groupchatform.h
+++ b/src/widget/form/groupchatform.h
@@ -34,12 +34,13 @@ class GroupId;
 class IMessageDispatcher;
 struct Message;
 class Settings;
+class IGroupSettings;
 
 class GroupChatForm : public GenericChatForm
 {
     Q_OBJECT
 public:
-    explicit GroupChatForm(Core& _core, Group* chatGroup, IChatLog& chatLog, IMessageDispatcher& messageDispatcher, Settings& _settings);
+    explicit GroupChatForm(Core& _core, Group* chatGroup, IChatLog& chatLog, IMessageDispatcher& messageDispatcher, IGroupSettings& _settings);
     ~GroupChatForm();
 
     void peerAudioPlaying(ToxPk peerPk);
@@ -79,5 +80,5 @@ private:
     QLabel* nusersLabel;
     TabCompleter* tabber;
     bool inCall;
-    Settings& settings;
+    IGroupSettings& settings;
 };
diff --git a/test/model/groupmessagedispatcher_test.cpp b/test/model/groupmessagedispatcher_test.cpp
index 584f98bf7..051a3aea2 100644
--- a/test/model/groupmessagedispatcher_test.cpp
+++ b/test/model/groupmessagedispatcher_test.cpp
@@ -22,6 +22,8 @@
 #include "src/model/groupmessagedispatcher.h"
 #include "src/model/message.h"
 #include "src/persistence/settings.h"
+#include "src/persistence/igroupsettings.h"
+#include "util/interface.h"
 
 #include "test/mock/mockcoreidhandler.h"
 #include "test/mock/mockgroupquery.h"
@@ -54,13 +56,16 @@ void MockGroupMessageSender::sendGroupMessage(int groupId, const QString& messag
     numSentMessages++;
 }
 
-class MockGroupSettings : public IGroupSettings
+class MockGroupSettings : public QObject, public IGroupSettings
 {
+    Q_OBJECT
+
 public:
     QStringList getBlackList() const override;
-
     void setBlackList(const QStringList& blist) override;
 
+    SIGNAL_IMPL(MockGroupSettings, blackListChanged, QStringList const& blist)
+
 private:
     QStringList blacklist;
 };