diff --git a/lib/checks/media/caption.json b/lib/checks/media/caption.json
index ef3ad383da..07f1adbdfb 100644
--- a/lib/checks/media/caption.json
+++ b/lib/checks/media/caption.json
@@ -5,7 +5,7 @@
     "impact": "critical",
     "messages": {
       "pass": "The multimedia element has a captions track",
-      "incomplete": "Check that captions is available for the element"
+      "incomplete": "Check that captions are available for the element"
     }
   }
 }
diff --git a/locales/_template.json b/locales/_template.json
index a607fb058a..9a1654f701 100644
--- a/locales/_template.json
+++ b/locales/_template.json
@@ -845,7 +845,7 @@
     },
     "caption": {
       "pass": "The multimedia element has a captions track",
-      "incomplete": "Check that captions is available for the element"
+      "incomplete": "Check that captions are available for the element"
     },
     "frame-tested": {
       "pass": "The iframe was tested with axe-core",