diff --git a/microsite/i18n/en.json b/microsite/i18n/en.json
index d2593a13ce..698d86a26a 100644
--- a/microsite/i18n/en.json
+++ b/microsite/i18n/en.json
@@ -199,7 +199,7 @@
         "title": "Backend plugin"
       },
       "plugins/call-existing-api": {
-        "title": "Call existing API"
+        "title": "Call Existing API"
       },
       "plugins/create-a-plugin": {
         "title": "Create a Backstage Plugin"