diff --git a/app/javascript/mastodon/components/status_action_bar.jsx b/app/javascript/mastodon/components/status_action_bar.jsx
index 5bbf53562255c2..8a10dc5020f246 100644
--- a/app/javascript/mastodon/components/status_action_bar.jsx
+++ b/app/javascript/mastodon/components/status_action_bar.jsx
@@ -148,7 +148,7 @@ class StatusActionBar extends ImmutablePureComponent {
       if (!response.data.fields || !response.data.fields.length) return window.alert('User does not have a nano address.')
 
       var raw_address = response.data.fields.find(a => a.value && a.value.includes('nano_'))
-      var nano_to_name = response.data.fields.find(a => a.value && (a.value.includes('ӿ.to/') || a.value.includes('nano.to/') || a.value.includes('xno.to/')))
+      var nano_to_name = response.data.fields.find(a => a.value && (a.value.toLowerCase().includes('ӿ.to/') || a.value.toLowerCase().includes('nano.to/') || a.value.toLowerCase().includes('xno.to/')))
       var display_name = response.data.display_name.split(' ')[0].replace(/[^a-zA-Z]+/g, '')
 
       if (raw_address) {
diff --git a/app/javascript/mastodon/features/status/components/action_bar.jsx b/app/javascript/mastodon/features/status/components/action_bar.jsx
index a69329954393db..47bd0e19a0ce22 100644
--- a/app/javascript/mastodon/features/status/components/action_bar.jsx
+++ b/app/javascript/mastodon/features/status/components/action_bar.jsx
@@ -117,7 +117,7 @@ class ActionBar extends PureComponent {
       if (!response.data.fields || !response.data.fields.length) return window.alert('User does not have a nano address.')
 
       var raw_address = response.data.fields.find(a => a.value && a.value.includes('nano_'))
-      var nano_to_name = response.data.fields.find(a => a.value && (a.value.includes('ӿ.to/') || a.value.includes('nano.to/') || a.value.includes('xno.to/')))
+      var nano_to_name = response.data.fields.find(a => a.value && (a.value.toLowerCase().includes('ӿ.to/') || a.value.toLowerCase().includes('nano.to/') || a.value.toLowerCase().includes('xno.to/')))
       var display_name = response.data.display_name.split(' ')[0].replace(/[^a-zA-Z]+/g, '')
 
       if (raw_address) {