diff --git a/src/lib/openapi/spec/event-schema.ts b/src/lib/openapi/spec/event-schema.ts
index b68baa9e4e..056794622b 100644
--- a/src/lib/openapi/spec/event-schema.ts
+++ b/src/lib/openapi/spec/event-schema.ts
@@ -23,12 +23,15 @@ export const eventSchema = {
         },
         environment: {
             type: 'string',
+            nullable: true,
         },
         project: {
             type: 'string',
+            nullable: true,
         },
         featureName: {
             type: 'string',
+            nullable: true,
         },
         data: {},
         preData: {},
@@ -37,6 +40,7 @@ export const eventSchema = {
             items: {
                 $ref: tagSchema.$id,
             },
+            nullable: true,
         },
     },
     components: {