diff --git a/aider/io.py b/aider/io.py
index 09256feeb..3dc0c352d 100644
--- a/aider/io.py
+++ b/aider/io.py
@@ -263,7 +263,8 @@ class InputOutput:
                         f"bg:{self.completion_menu_bg_color} {self.completion_menu_color}"
                     ),
                     "completion-menu.completion.current": (
-                        f"bg:{self.completion_menu_current_bg_color} {self.completion_menu_current_color}"
+                        f"bg:{self.completion_menu_current_bg_color} "
+                        f"{self.completion_menu_current_color}"
                     ),
                 }
             )