diff --git a/res/themes/dark/css/_dark.scss b/res/themes/dark/css/_dark.scss
index 9691b449e7..9c381ecb98 100644
--- a/res/themes/dark/css/_dark.scss
+++ b/res/themes/dark/css/_dark.scss
@@ -63,7 +63,7 @@ $input-invalid-border-color: $warning-color;
 
 $field-focused-label-bg-color: $bg-color;
 
-$resend-button-divider-color: $muted-fg-color;
+$resend-button-divider-color: #b9bec64a; // muted-text with a 4A opacity.
 
 // scrollbars
 $scrollbar-thumb-color: rgba(255, 255, 255, 0.2);