diff --git a/runtime/themes/base16_default_dark.toml b/runtime/themes/base16_default_dark.toml
index 0e5f066ba..389c94821 100644
--- a/runtime/themes/base16_default_dark.toml
+++ b/runtime/themes/base16_default_dark.toml
@@ -3,6 +3,7 @@
 "ui.background" = { bg = "base00" }
 "ui.virtual.whitespace" = "base03"
 "ui.virtual.jump-label" = { fg = "blue", modifiers = ["bold", "underlined"] }
+"ui.virtual.ruler" = { bg = "base01" }
 "ui.menu" = { fg = "base05", bg = "base01" }
 "ui.menu.selected" = { fg = "base01", bg = "base04" }
 "ui.linenr" = { fg = "base03", bg = "base01" }