diff --git a/config/src/keyassignment.rs b/config/src/keyassignment.rs
index 7208319be..ee2872ed9 100644
--- a/config/src/keyassignment.rs
+++ b/config/src/keyassignment.rs
@@ -440,6 +440,8 @@ pub enum CopyModeAssignment {
     MoveToEndOfLineContent,
     MoveToStartOfLine,
     MoveToStartOfNextLine,
+    MoveToSelectionOtherEnd,
+    MoveToSelectionOtherEndHoriz,
     MoveBackwardWord,
     MoveForwardWord,
     MoveRight,
diff --git a/docs/copymode.md b/docs/copymode.md
index ff669189b..bfcfaadf5 100644
--- a/docs/copymode.md
+++ b/docs/copymode.md
@@ -64,6 +64,8 @@ reassignable.
 |                                | `CTRL-b` |
 | Move down one screen           | `PageDown` |
 |                                | `CTRL-f`   |
+| Move to other end of the selection| `o` |
+| Move to other end of the selection horizontaly| `O` (only in Rectangular mode) |
 
 ### Configurable Key Assignments
 
@@ -131,6 +133,10 @@ return {
       {key="L", mods="NONE", action=wezterm.action{CopyMode="MoveToViewportBottom"}},
       {key="L", mods="SHIFT", action=wezterm.action{CopyMode="MoveToViewportBottom"}},
 
+      {key="o", mods="NONE", action=wezterm.action{CopyMode="MoveToSelectionOtherEnd"}},
+      {key="O", mods="NONE", action=wezterm.action{CopyMode="MoveToSelectionOtherEndHoriz"}},
+      {key="O", mods="SHIFT", action=wezterm.action{CopyMode="MoveToSelectionOtherEndHoriz"}},
+
       {key="PageUp", mods="NONE", action=wezterm.action{CopyMode="PageUp"}},
       {key="PageDown", mods="NONE", action=wezterm.action{CopyMode="PageDown"}},
 
diff --git a/wezterm-gui/src/overlay/copy.rs b/wezterm-gui/src/overlay/copy.rs
index 364e6186a..f60ddca32 100644
--- a/wezterm-gui/src/overlay/copy.rs
+++ b/wezterm-gui/src/overlay/copy.rs
@@ -591,6 +591,35 @@ impl CopyRenderable {
         self.select_to_cursor_pos();
     }
 
+    fn move_to_selection_other_end(&mut self) {
+        if let Some(old_start) = self.start {
+            // Swap cursor & start of selection
+            self.start.replace(SelectionCoordinate {
+                x: self.cursor.x,
+                y: self.cursor.y,
+            });
+            self.cursor.x = old_start.x;
+            self.cursor.y = old_start.y;
+            self.select_to_cursor_pos();
+        }
+    }
+
+    fn move_to_selection_other_end_horiz(&mut self) {
+        if self.selection_mode != SelectionMode::Block {
+            // This action makes sense ONLY in block mode
+            return;
+        }
+        if let Some(old_start) = self.start {
+            // Swap X coordinate of cursor & start of selection
+            self.start.replace(SelectionCoordinate {
+                x: self.cursor.x,
+                y: old_start.y,
+            });
+            self.cursor.x = old_start.x;
+            self.select_to_cursor_pos();
+        }
+    }
+
     fn move_backward_one_word(&mut self) {
         let y = if self.cursor.x == 0 && self.cursor.y > 0 {
             self.cursor.x = usize::max_value();
@@ -787,6 +816,8 @@ impl Pane for CopyOverlay {
                     MoveToEndOfLineContent => render.move_to_end_of_line_content(),
                     MoveToStartOfLine => render.move_to_start_of_line(),
                     MoveToStartOfNextLine => render.move_to_start_of_next_line(),
+                    MoveToSelectionOtherEnd => render.move_to_selection_other_end(),
+                    MoveToSelectionOtherEndHoriz => render.move_to_selection_other_end_horiz(),
                     MoveBackwardWord => render.move_backward_one_word(),
                     MoveForwardWord => render.move_forward_one_word(),
                     MoveRight => render.move_right_single_cell(),
@@ -1239,6 +1270,21 @@ pub fn copy_key_table() -> KeyTable {
             Modifiers::CTRL,
             KeyAssignment::CopyMode(CopyModeAssignment::PageDown),
         ),
+        (
+            WKeyCode::Char('o'),
+            Modifiers::NONE,
+            KeyAssignment::CopyMode(CopyModeAssignment::MoveToSelectionOtherEnd),
+        ),
+        (
+            WKeyCode::Char('O'),
+            Modifiers::NONE,
+            KeyAssignment::CopyMode(CopyModeAssignment::MoveToSelectionOtherEndHoriz),
+        ),
+        (
+            WKeyCode::Char('O'),
+            Modifiers::SHIFT,
+            KeyAssignment::CopyMode(CopyModeAssignment::MoveToSelectionOtherEndHoriz),
+        ),
     ] {
         table.insert((key, mods), KeyTableEntry { action });
     }