diff --git a/src/default_config.nu b/src/default_config.nu
index cec3b672..aa9a6144 100644
--- a/src/default_config.nu
+++ b/src/default_config.nu
@@ -112,7 +112,7 @@ extern "git push" [
 let default_theme = {
     # color for nushell primitives
     separator: white
-    leading_trailing_space_bg: white
+    leading_trailing_space_bg: { attr: b }
     header: green_bold
     empty: blue
     bool: white