diff --git a/doc/pages/options.asciidoc b/doc/pages/options.asciidoc
index b71b3ae1..0944e84f 100644
--- a/doc/pages/options.asciidoc
+++ b/doc/pages/options.asciidoc
@@ -353,9 +353,6 @@ are exclusively available to built-in options.
             boolean option that can disable color palette changing if the
             terminfo enables it but the terminal does not support it.
 
-        *terminal_wheel_down_button*, *terminal_wheel_up_button*:::
-            specify which button send for wheel down/up events
-
         *terminal_shift_function_key*:::
             Function key from which shifted function key start, if the
             terminal sends F13 for <s-F1>, this should be set to 12.
diff --git a/src/main.cc b/src/main.cc
index eb2fbd74..5b8e1b18 100644
--- a/src/main.cc
+++ b/src/main.cc
@@ -546,8 +546,6 @@ void register_options()
                        "    terminal_set_title             bool\n"
                        "    terminal_enable_mouse          bool\n"
                        "    terminal_change_colors         bool\n"
-                       "    terminal_wheel_up_button       int\n"
-                       "    terminal_wheel_down_button     int\n"
                        "    terminal_wheel_scroll_amount   int\n"
                        "    terminal_shift_function_key    int\n",
                        UserInterface::Options{});
diff --git a/src/terminal_ui.cc b/src/terminal_ui.cc
index c245ac19..8f635093 100644
--- a/src/terminal_ui.cc
+++ b/src/terminal_ui.cc
@@ -1434,8 +1434,6 @@ void TerminalUI::set_ui_options(const Options& options)
     m_shift_function_key = find("terminal_shift_function_key").map(str_to_int_ifp).value_or(default_shift_function_key);
 
     enable_mouse(find("terminal_enable_mouse").map(to_bool).value_or(true));
-    m_wheel_up_button = find("terminal_wheel_up_button").map(str_to_int_ifp).value_or(4);
-    m_wheel_down_button = find("terminal_wheel_down_button").map(str_to_int_ifp).value_or(5);
     m_wheel_scroll_amount = find("terminal_wheel_scroll_amount").map(str_to_int_ifp).value_or(3);
 
     m_padding_char = find("terminal_padding_char").map([](StringView s) { return s.column_length() < 1 ? ' ' : s[0_char]; }).value_or(Codepoint{'~'});
diff --git a/src/terminal_ui.hh b/src/terminal_ui.hh
index 3d2dc1ae..8b1a4cfe 100644
--- a/src/terminal_ui.hh
+++ b/src/terminal_ui.hh
@@ -144,8 +144,6 @@ private:
     void enable_mouse(bool enabled);
 
     bool m_mouse_enabled = false;
-    int m_wheel_up_button = 4;
-    int m_wheel_down_button = 5;
     int m_wheel_scroll_amount = 3;
     int m_mouse_state = 0;