diff --git a/homeassistant/components/airgradient/strings.json b/homeassistant/components/airgradient/strings.json
index 4cf3a6a34ea..2d9b6be529d 100644
--- a/homeassistant/components/airgradient/strings.json
+++ b/homeassistant/components/airgradient/strings.json
@@ -11,7 +11,7 @@
         }
       },
       "discovery_confirm": {
-        "description": "Do you want to setup {model}?"
+        "description": "Do you want to set up {model}?"
       }
     },
     "abort": {