diff --git a/plugin-designs/cities-internet/connectivity-map.vue b/plugin-designs/cities-internet/connectivity-map.vue
index 9fed464f1..848b0df17 100644
--- a/plugin-designs/cities-internet/connectivity-map.vue
+++ b/plugin-designs/cities-internet/connectivity-map.vue
@@ -697,7 +697,7 @@ useShadowStyles(
       <div class="gm-title">{{ t('connectivity.title') }}</div>
       <button v-if="narrow" type="button" class="gm-fold" @click="toggleLegend"
               :aria-expanded="legendOpen ? 'true' : 'false'">
-        {{ legendOpen ? t('connectivity.ui.hideKey') : t('connectivity.ui.showKey') }}
+        {{ legendOpen ? t('aria.collapseLegend') : t('aria.expandLegend') }}
       </button>
       <div v-show="!narrow || legendOpen" class="gm-body">
       <div class="gm-keys">
diff --git a/plugin-designs/gospel-resources/resources-map.vue b/plugin-designs/gospel-resources/resources-map.vue
index 1793e70df..b5fcebf2a 100644
--- a/plugin-designs/gospel-resources/resources-map.vue
+++ b/plugin-designs/gospel-resources/resources-map.vue
@@ -2368,12 +2368,11 @@ useShadowStyles(
         <!-- On a phone the fold button shares the mode row: two rows folded instead of three. -->
         <button v-if="narrow" type="button" class="gm-fold" @click="toggleLegend"
                 :aria-expanded="legendOpen ? 'true' : 'false'">
-          <!-- "Key & notes" advertised only half of what is behind it. This panel also holds
-               the pin FILTERS — by design, because the key doubles as the filter (see below) —
-               so on a phone the whole gap workflow sat behind a label that sounded like
-               documentation. Reaching the ranked gap list means opening this first, and a
-               reader with no reason to open "notes" never finds it. -->
-          {{ legendOpen ? t('gospel.ui.hideKey') : t('gospel.ui.showKey') }}
+          <!-- The label names the ACTION: "Expand legend" / "Collapse legend", the same words (the aria.*
+               keys, in all 11 locales) as the desktop collapse button. "Key & notes" and then "Key & filters"
+               named what sits behind it, and readers did not know what a "key" was. The panel still holds
+               the pin filters and the way into the ranked gap list. -->
+          {{ legendOpen ? t('aria.collapseLegend') : t('aria.expandLegend') }}
         </button>
       </div>
       <!-- ★ HEADER ROW, NOT A FLOATING CORNER. The caret used to be absolutely positioned over