diff --git a/deno.json b/deno.json
index d501531..4076058 100644
--- a/deno.json
+++ b/deno.json
@@ -1,6 +1,6 @@
 {
   "name": "@blah/core",
-  "version": "0.4.1",
+  "version": "0.4.2",
   "exports": {
     "./crypto": "./crypto/mod.ts",
     "./identity": "./identity/mod.ts",
diff --git a/richText/span.ts b/richText/span.ts
index 8090984..2ab5052 100644
--- a/richText/span.ts
+++ b/richText/span.ts
@@ -7,6 +7,7 @@ export const blahRichTextSpanAttributesSchema = z.object({
   s: z.boolean().default(false),
   m: z.boolean().default(false),
   tag: z.boolean().default(false),
+  spoiler: z.boolean().default(false),
   link: z.string().url().optional(),
 });
 
@@ -17,6 +18,7 @@ export type BlahRichTextSpanAttributes = {
   s?: boolean;
   m?: boolean;
   tag?: boolean;
+  spoiler?: boolean;
   link?: string | undefined;
 };