diff --git a/ships/0037-build-output-timestamp.md b/ships/0037-build-output-timestamp.md
index e61bc54..ab57bb6 100644
--- a/ships/0037-build-output-timestamp.md
+++ b/ships/0037-build-output-timestamp.md
@@ -73,7 +73,7 @@ We will extend the Build resource by an additional (Unix epoch) timestamp entry
 ```yaml
 spec:
   output:
-    timestamp: Zero | SourceTimestamp | <timestamp> | (null)
+    timestamp: Zero | SourceTimestamp | BuildTimestamp | <timestamp> | (null)
 ```
 
 The `timestamp` entry is an optional string value field with the default being `null`. It can have multiple values that lead to different behavior: