diff --git a/Configuration.md b/Configuration.md
index 81c5dc1..ac87722 100644
--- a/Configuration.md
+++ b/Configuration.md
@@ -41,7 +41,7 @@ default: `orange`
 
 ### g:gruvbox_number_column
 Changes number column background color. Possible values are any of gruvbox palette.  
-default: `bg4`
+default: `NONE`
 
 ### g:gruvbox_sign_column
 Changes sign column background color. Possible values are any of gruvbox palette.  
@@ -49,7 +49,7 @@ default: `bg1`
 
 ### g:gruvbox_color_column
 Changes color column background color. Possible values are any of gruvbox palette.  
-default: `bg1`
+default: `none`
 
 ### g:gruvbox_vert_split
 Changes vertical split background color. Possible values are any of gruvbox palette.