diff --git a/sass/_vars.scss b/sass/_vars.scss
index 258cc9230..aa10ac5e7 100644
--- a/sass/_vars.scss
+++ b/sass/_vars.scss
@@ -38,7 +38,7 @@ $vars: (
         border: (
             default: (
                 light: palette(gray, 3),
-                dark: palette(gray, 8),
+                dark: palette(gray, 9),
             ),
             subtle: (
                 light: palette(gray, 2),