diff --git a/OliverBooth.Api/Controllers/v1/BadgeController.cs b/OliverBooth.Api/Controllers/v1/BadgeController.cs
index 3252a97..0733394 100644
--- a/OliverBooth.Api/Controllers/v1/BadgeController.cs
+++ b/OliverBooth.Api/Controllers/v1/BadgeController.cs
@@ -74,10 +74,10 @@ public sealed class BadgeController : ControllerBase
                 _ => "unknown"
             };
 
-            return Ok(new { color, message });
+            return Ok(new { schemaVersion = 1, label = "build", color, message });
         }
 
-        return Ok(new { color = "lightgray", message = "unknown" });
+        return Ok(new { schemaVersion = 1, label = "build", color = "lightgray", message = "unknown" });
     }
 
     private class WorkflowRunSchema
diff --git a/OliverBooth.Api/Controllers/v2/BadgeController.cs b/OliverBooth.Api/Controllers/v2/BadgeController.cs
index 5c322d8..66c1aaa 100644
--- a/OliverBooth.Api/Controllers/v2/BadgeController.cs
+++ b/OliverBooth.Api/Controllers/v2/BadgeController.cs
@@ -74,10 +74,10 @@ public sealed class BadgeController : ControllerBase
                 _ => "unknown"
             };
 
-            return Ok(new { color, message });
+            return Ok(new { schemaVersion = 1, label = "build", color, message });
         }
 
-        return Ok(new { color = "lightgray", message = "unknown" });
+        return Ok(new { schemaVersion = 1, label = "build", color = "lightgray", message = "unknown" });
     }
 
     private class WorkflowRunSchema