diff --git a/CHANGELOG.md b/CHANGELOG.md
index d4c1a97a4..cab0d0139 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -2,6 +2,7 @@
 
 ## Unversioned
 
+- Bugfix: Fixed CTRL + C not working in reply thread popups. (#4209)
 - Bugfix: Fixed message input showing as red after removing a message that was more than 500 characters. (#4204)
 - Bugfix: Fixed unnecessary saving of windows layout. (#4201)
 - Dev: Ignore `WM_SHOWWINDOW` hide events, causing fewer attempted rescales. (#4198)
diff --git a/src/widgets/dialogs/ReplyThreadPopup.cpp b/src/widgets/dialogs/ReplyThreadPopup.cpp
index 999ba994d..59fe4a5c5 100644
--- a/src/widgets/dialogs/ReplyThreadPopup.cpp
+++ b/src/widgets/dialogs/ReplyThreadPopup.cpp
@@ -81,7 +81,8 @@ ReplyThreadPopup::ReplyThreadPopup(bool closeAutomatically, QWidget *parent,
     });
 
     // Create SplitInput with inline replying disabled
-    this->ui_.replyInput = new SplitInput(this, this->split_, false);
+    this->ui_.replyInput =
+        new SplitInput(this, this->split_, this->ui_.threadView, false);
 
     this->bSignals_.emplace_back(
         getApp()->accounts->twitch.currentUserChanged.connect([this] {
diff --git a/src/widgets/helper/ChannelView.cpp b/src/widgets/helper/ChannelView.cpp
index 81ba6d4a1..a7dddfac1 100644
--- a/src/widgets/helper/ChannelView.cpp
+++ b/src/widgets/helper/ChannelView.cpp
@@ -166,9 +166,13 @@ ChannelView::ChannelView(BaseWidget *parent, Split *split, Context context,
         this->updatePauses();
     });
 
+    // This shortcut is not used in splits, it's used in views that
+    // don't have a SplitInput like the SearchPopup or EmotePopup.
+    // See SplitInput::installKeyPressedEvent for the copy event
+    // from views with a SplitInput.
     auto shortcut = new QShortcut(QKeySequence::StandardKey::Copy, this);
     QObject::connect(shortcut, &QShortcut::activated, [this] {
-        crossPlatformCopy(this->getSelectedText());
+        this->copySelectedText();
     });
 
     this->clickTimer_ = new QTimer(this);
@@ -592,6 +596,11 @@ void ChannelView::clearSelection()
     queueLayout();
 }
 
+void ChannelView::copySelectedText()
+{
+    crossPlatformCopy(this->getSelectedText());
+}
+
 void ChannelView::setEnableScrollingToBottom(bool value)
 {
     this->enableScrollingToBottom_ = value;
diff --git a/src/widgets/helper/ChannelView.hpp b/src/widgets/helper/ChannelView.hpp
index 9fae53e4e..b41b1d2f7 100644
--- a/src/widgets/helper/ChannelView.hpp
+++ b/src/widgets/helper/ChannelView.hpp
@@ -77,9 +77,17 @@ public:
 
     void queueUpdate();
     Scrollbar &getScrollBar();
+
     QString getSelectedText();
     bool hasSelection();
     void clearSelection();
+    /**
+     * Copies the currently selected text to the users clipboard.
+     *
+     * @see ::getSelectedText()
+     */
+    void copySelectedText();
+
     void setEnableScrollingToBottom(bool);
     bool getEnableScrollingToBottom() const;
     void setOverrideFlags(boost::optional<MessageElementFlags> value);
diff --git a/src/widgets/splits/Split.cpp b/src/widgets/splits/Split.cpp
index cf81012cb..4c218ac52 100644
--- a/src/widgets/splits/Split.cpp
+++ b/src/widgets/splits/Split.cpp
@@ -1121,11 +1121,6 @@ void Split::openSubPage()
     }
 }
 
-void Split::copyToClipboard()
-{
-    crossPlatformCopy(this->view_->getSelectedText());
-}
-
 void Split::startWatching()
 {
 #ifdef USEWEBENGINE
diff --git a/src/widgets/splits/Split.hpp b/src/widgets/splits/Split.hpp
index 9727400b3..9782f5269 100644
--- a/src/widgets/splits/Split.hpp
+++ b/src/widgets/splits/Split.hpp
@@ -168,7 +168,6 @@ public slots:
     void openBrowserPlayer();
     void openInStreamlink();
     void openWithCustomScheme();
-    void copyToClipboard();
     void startWatching();
     void setFiltersDialog();
     void showSearch(bool singleChannel);
diff --git a/src/widgets/splits/SplitInput.cpp b/src/widgets/splits/SplitInput.cpp
index f037520ca..9c5b5ee40 100644
--- a/src/widgets/splits/SplitInput.cpp
+++ b/src/widgets/splits/SplitInput.cpp
@@ -33,14 +33,16 @@
 namespace chatterino {
 
 SplitInput::SplitInput(Split *_chatWidget, bool enableInlineReplying)
-    : SplitInput(_chatWidget, _chatWidget, enableInlineReplying)
+    : SplitInput(_chatWidget, _chatWidget, _chatWidget->view_,
+                 enableInlineReplying)
 {
 }
 
 SplitInput::SplitInput(QWidget *parent, Split *_chatWidget,
-                       bool enableInlineReplying)
+                       ChannelView *_channelView, bool enableInlineReplying)
     : BaseWidget(parent)
     , split_(_chatWidget)
+    , channelView_(_channelView)
     , enableInlineReplying_(enableInlineReplying)
 {
     this->installEventFilter(this);
@@ -562,7 +564,7 @@ void SplitInput::addShortcuts()
 
              if (copyFromSplit)
              {
-                 this->split_->copyToClipboard();
+                 this->channelView_->copySelectedText();
              }
              else
              {
@@ -641,9 +643,9 @@ void SplitInput::installKeyPressedEvent()
         if ((event->key() == Qt::Key_C || event->key() == Qt::Key_Insert) &&
             event->modifiers() == Qt::ControlModifier)
         {
-            if (this->split_->view_->hasSelection())
+            if (this->channelView_->hasSelection())
             {
-                this->split_->copyToClipboard();
+                this->channelView_->copySelectedText();
                 event->accept();
             }
         }
diff --git a/src/widgets/splits/SplitInput.hpp b/src/widgets/splits/SplitInput.hpp
index 18ae9cbe9..81a6b8afe 100644
--- a/src/widgets/splits/SplitInput.hpp
+++ b/src/widgets/splits/SplitInput.hpp
@@ -22,6 +22,7 @@ class InputCompletionPopup;
 class EffectLabel;
 class MessageThread;
 class ResizingTextEdit;
+class ChannelView;
 
 // MessageOverflow is used for controlling how to guide the user into not
 // sending a message that will be discarded by Twitch
@@ -42,7 +43,7 @@ class SplitInput : public BaseWidget
 
 public:
     SplitInput(Split *_chatWidget, bool enableInlineReplying = true);
-    SplitInput(QWidget *parent, Split *_chatWidget,
+    SplitInput(QWidget *parent, Split *_chatWidget, ChannelView *_channelView,
                bool enableInlineReplying = true);
 
     bool hasSelection() const;
@@ -124,6 +125,7 @@ protected:
     bool shouldPreventInput(const QString &text) const;
 
     Split *const split_;
+    ChannelView *const channelView_;
     QObjectRef<EmotePopup> emotePopup_;
     QObjectRef<InputCompletionPopup> inputCompletionPopup_;