diff --git a/web/themes/custom/geofresco/src/global/_components.scss b/web/themes/custom/geofresco/src/global/_components.scss
index a046ded..787fce8 100644
--- a/web/themes/custom/geofresco/src/global/_components.scss
+++ b/web/themes/custom/geofresco/src/global/_components.scss
@@ -54,6 +54,8 @@
 /**
  * Give enough of a background around text in the footer that it is legible on
  * any part of the grassy field image used as the background.
+ *
+ * The link and changed text are not dark so we need a pretty high opacity.
  */
 .footer .views-field {
   .field-content {