diff --git a/Userland/DevTools/HackStudio/Editor.cpp b/Userland/DevTools/HackStudio/Editor.cpp
index cd144ded1e..10c56ea5d8 100644
--- a/Userland/DevTools/HackStudio/Editor.cpp
+++ b/Userland/DevTools/HackStudio/Editor.cpp
@@ -493,8 +493,8 @@ void Editor::on_edit_action(const GUI::Command& command)
     if (!m_language_client)
         return;
 
-    if (command.is_insert_text()) {
-        const GUI::InsertTextCommand& insert_command = static_cast<const GUI::InsertTextCommand&>(command);
+    if (is<GUI::InsertTextCommand>(command)) {
+        auto const& insert_command = static_cast<GUI::InsertTextCommand const&>(command);
         m_language_client->insert_text(
             code_document().file_path(),
             insert_command.text(),
@@ -503,8 +503,8 @@ void Editor::on_edit_action(const GUI::Command& command)
         return;
     }
 
-    if (command.is_remove_text()) {
-        const GUI::RemoveTextCommand& remove_command = static_cast<const GUI::RemoveTextCommand&>(command);
+    if (is<GUI::RemoveTextCommand>(command)) {
+        auto const& remove_command = static_cast<GUI::RemoveTextCommand const&>(command);
         m_language_client->remove_text(
             code_document().file_path(),
             remove_command.range().start().line(),
diff --git a/Userland/Libraries/LibGUI/Command.h b/Userland/Libraries/LibGUI/Command.h
index 0e4e025757..10d4a65cff 100644
--- a/Userland/Libraries/LibGUI/Command.h
+++ b/Userland/Libraries/LibGUI/Command.h
@@ -19,9 +19,6 @@ public:
 
     String action_text() const { return m_action_text; }
 
-    virtual bool is_insert_text() const { return false; }
-    virtual bool is_remove_text() const { return false; }
-
 protected:
     Command() { }
     void set_action_text(const String& text) { m_action_text = text; }
diff --git a/Userland/Libraries/LibGUI/TextDocument.h b/Userland/Libraries/LibGUI/TextDocument.h
index d73f505799..0b11739244 100644
--- a/Userland/Libraries/LibGUI/TextDocument.h
+++ b/Userland/Libraries/LibGUI/TextDocument.h
@@ -206,7 +206,6 @@ public:
     virtual void perform_formatting(const TextDocument::Client&) override;
     virtual void undo() override;
     virtual void redo() override;
-    virtual bool is_insert_text() const override { return true; }
     const String& text() const { return m_text; }
     const TextRange& range() const { return m_range; }
 
@@ -220,7 +219,6 @@ public:
     RemoveTextCommand(TextDocument&, const String&, const TextRange&);
     virtual void undo() override;
     virtual void redo() override;
-    virtual bool is_remove_text() const override { return true; }
     const TextRange& range() const { return m_range; }
 
 private: