diff --git a/lib/types/message-types.js b/lib/types/message-types.js
--- a/lib/types/message-types.js
+++ b/lib/types/message-types.js
@@ -330,6 +330,7 @@
   ...SidebarSourceMessageData,
   id: string,
 };
+
 export const rawSidebarSourceMessageInfoValidator: TInterface<RawSidebarSourceMessageInfo> =
   tShape<RawSidebarSourceMessageInfo>({
     type: tNumber(messageTypes.SIDEBAR_SOURCE),
@@ -338,8 +339,25 @@
     time: t.Number,
     sourceMessage: t.maybe(
       t.union([
-        rawComposableMessageInfoValidator,
-        rawRobotextMessageInfoValidator,
+        rawTextMessageInfoValidator,
+        rawCreateThreadMessageInfoValidator,
+        rawAddMembersMessageInfoValidator,
+        rawCreateSubthreadMessageInfoValidator,
+        rawChangeSettingsMessageInfoValidator,
+        rawRemoveMembersMessageInfoValidator,
+        rawChangeRoleMessageInfoValidator,
+        rawLeaveThreadMessageInfoValidator,
+        rawJoinThreadMessageInfoValidator,
+        rawCreateEntryMessageInfoValidator,
+        rawEditEntryMessageInfoValidator,
+        rawDeleteEntryMessageInfoValidator,
+        rawRestoreEntryMessageInfoValidator,
+        rawImagesMessageInfoValidator,
+        rawMediaMessageInfoValidator,
+        rawLegacyUpdateRelationshipMessageInfoValidator,
+        rawCreateSidebarMessageInfoValidator,
+        rawUnsupportedMessageInfoValidator,
+        rawUpdateRelationshipMessageInfoValidator,
       ]),
     ),
     id: tID,