diff --git a/Configuration.md b/Configuration.md
index c9a9cdc..e7251a0 100644
--- a/Configuration.md
+++ b/Configuration.md
@@ -59,6 +59,10 @@ default: `0`
 Inverts indent guides. Could be nice paired with `set list` so it would highlight only tab symbols instead of it's background.  
 default: `0`
 
+### g:gruvbox_invert_tabline
+Inverts tabline highlights, providing distinguishable tabline-fill.  
+default: `0`
+
 Functions
 ---------