diff --git a/Source/Theme.scss b/Source/Theme.scss
index edb2cf4..6d0ef79 100644
--- a/Source/Theme.scss
+++ b/Source/Theme.scss
@@ -32,6 +32,7 @@
     --color-fg-default: #{$LinkColor} !important;
     --color-canvas-default: #{$BackgroundColor-3} !important;
     --color-canvas-subtle: #{$BackgroundColor-3} !important;
+    --color-canvas-inset: #{$BackgroundColor-3} !important;
     --color-fg-muted: #{$SecondaryText} !important;
 }