diff --git a/assets/openapi.json b/assets/openapi.json
index 5a81a5d..5d46136 100644
--- a/assets/openapi.json
+++ b/assets/openapi.json
@@ -4924,6 +4924,7 @@
                     },
                     "flags": {
                         "enum": [
+                            0,
                             1,
                             2,
                             4
diff --git a/assets/schemas.json b/assets/schemas.json
index e092a91..e73e88c 100644
--- a/assets/schemas.json
+++ b/assets/schemas.json
@@ -5244,6 +5244,7 @@
             },
             "flags": {
                 "enum": [
+                    0,
                     1,
                     2,
                     4
diff --git a/src/schemas/uncategorised/MessageAcknowledgeSchema.ts b/src/schemas/uncategorised/MessageAcknowledgeSchema.ts
index 891ccc9..9df6062 100644
--- a/src/schemas/uncategorised/MessageAcknowledgeSchema.ts
+++ b/src/schemas/uncategorised/MessageAcknowledgeSchema.ts
@@ -19,7 +19,7 @@
 export interface MessageAcknowledgeSchema {
 	manual?: boolean;
 	mention_count?: number;
-	flags?: ReadStateFlags;
+	flags?: ReadStateFlags | 0;
 	last_viewed?: number;
 	token?: string;
 }