diff --git a/builds/4chan-X.js b/builds/4chan-X.js
index 3082492b1..a726cb686 100644
--- a/builds/4chan-X.js
+++ b/builds/4chan-X.js
@@ -7258,7 +7258,7 @@
         }
         count++;
         node = Build.postFromObject(postObject, ThreadUpdater.thread.board);
-        posts.push(new Post(node, ThreadUpdater.thread, ThreadUpdater.thread.board));
+        posts.push(new Post(node, ThreadUpdater.thread, ThreadUpdater.thread.board.ID));
       }
       deletedPosts = [];
       deletedFiles = [];
diff --git a/builds/4chan-X.user.js b/builds/4chan-X.user.js
index d4e28058d..0a3d41259 100644
--- a/builds/4chan-X.user.js
+++ b/builds/4chan-X.user.js
@@ -7267,7 +7267,7 @@
         }
         count++;
         node = Build.postFromObject(postObject, ThreadUpdater.thread.board);
-        posts.push(new Post(node, ThreadUpdater.thread, ThreadUpdater.thread.board));
+        posts.push(new Post(node, ThreadUpdater.thread, ThreadUpdater.thread.board.ID));
       }
       deletedPosts = [];
       deletedFiles = [];
diff --git a/builds/crx/script.js b/builds/crx/script.js
index a10431e39..63255c9b7 100644
--- a/builds/crx/script.js
+++ b/builds/crx/script.js
@@ -7245,7 +7245,7 @@
         }
         count++;
         node = Build.postFromObject(postObject, ThreadUpdater.thread.board);
-        posts.push(new Post(node, ThreadUpdater.thread, ThreadUpdater.thread.board));
+        posts.push(new Post(node, ThreadUpdater.thread, ThreadUpdater.thread.board.ID));
       }
       deletedPosts = [];
       deletedFiles = [];
diff --git a/src/Monitoring/ThreadUpdater.coffee b/src/Monitoring/ThreadUpdater.coffee
index ad8dea5c3..87d1dd3b9 100644
--- a/src/Monitoring/ThreadUpdater.coffee
+++ b/src/Monitoring/ThreadUpdater.coffee
@@ -269,7 +269,7 @@ ThreadUpdater =
       # Insert new posts, not older ones.
       count++
       node = Build.postFromObject postObject, ThreadUpdater.thread.board
-      posts.push new Post node, ThreadUpdater.thread, ThreadUpdater.thread.board
+      posts.push new Post node, ThreadUpdater.thread, ThreadUpdater.thread.board.ID
 
     deletedPosts = []
     deletedFiles = []