diff --git a/crates/editor/src/editor.rs b/crates/editor/src/editor.rs
index 809a286fb8e3899db9a14443d84c8a80da5aba1e..94d3ac4383aaa97d5a2e44b7689f6a860f3108fe 100644
--- a/crates/editor/src/editor.rs
+++ b/crates/editor/src/editor.rs
@@ -4949,6 +4949,9 @@ impl Editor {
         window: &mut Window,
         cx: &mut Context<Editor>,
     ) {
+        if matches!(self.mode, EditorMode::SingleLine { .. }) {
+            return;
+        }
         self.selection_highlight_task.take();
         if !EditorSettings::get_global(cx).selection_highlight {
             self.clear_background_highlights::<SelectedTextHighlight>(cx);