diff --git a/lexica/src/app_bsky/bookmark.rs b/lexica/src/app_bsky/bookmark.rs
index 24d67cea..61a86bb4 100644
--- a/lexica/src/app_bsky/bookmark.rs
+++ b/lexica/src/app_bsky/bookmark.rs
@@ -16,7 +16,7 @@ pub struct BookmarkView {
 // This is technically the same as ReplyRefPost atm, but just in case...
 pub enum BookmarkViewItem {
     #[serde(rename = "app.bsky.feed.defs#postView")]
-    Post(PostView),
+    Post(Box<PostView>),
     #[serde(rename = "app.bsky.feed.defs#notFoundPost")]
     NotFound {
         uri: String,
@@ -27,6 +27,6 @@ pub enum BookmarkViewItem {
     Blocked {
         uri: String,
         blocked: bool,
-        author: BlockedAuthor,
+        author: Box<BlockedAuthor>,
     },
 }
diff --git a/lexica/src/app_bsky/feed.rs b/lexica/src/app_bsky/feed.rs
index efba2f55..2aab1a47 100644
--- a/lexica/src/app_bsky/feed.rs
+++ b/lexica/src/app_bsky/feed.rs
@@ -70,7 +70,7 @@ pub struct ReplyRef {
 #[serde(tag = "$type")]
 pub enum ReplyRefPost {
     #[serde(rename = "app.bsky.feed.defs#postView")]
-    Post(PostView),
+    Post(Box<PostView>),
     #[serde(rename = "app.bsky.feed.defs#notFoundPost")]
     NotFound {
         uri: String,
@@ -81,7 +81,7 @@ pub enum ReplyRefPost {
     Blocked {
         uri: String,
         blocked: bool,
-        author: BlockedAuthor,
+        author: Box<BlockedAuthor>,
     },
 }
 
@@ -89,7 +89,7 @@ pub enum ReplyRefPost {
 #[serde(tag = "$type")]
 pub enum FeedViewPostReason {
     #[serde(rename = "app.bsky.feed.defs#reasonRepost")]
-    Repost(FeedReasonRepost),
+    Repost(Box<FeedReasonRepost>),
     #[serde(rename = "app.bsky.feed.defs#reasonPin")]
     Pin,
 }
@@ -131,7 +131,7 @@ pub enum ThreadViewPostType {
     Blocked {
         uri: String,
         blocked: bool,
-        author: BlockedAuthor,
+        author: Box<BlockedAuthor>,
     },
 }
 
diff --git a/lexica/src/app_bsky/unspecced.rs b/lexica/src/app_bsky/unspecced.rs
index e4b906a6..af8b902d 100644
--- a/lexica/src/app_bsky/unspecced.rs
+++ b/lexica/src/app_bsky/unspecced.rs
@@ -12,13 +12,13 @@ pub struct ThreadV2Item {
 #[serde(tag = "$type")]
 pub enum ThreadV2ItemType {
     #[serde(rename = "app.bsky.unspecced.defs#threadItemPost")]
-    Post(ThreadItemPost),
+    Post(Box<ThreadItemPost>),
     #[serde(rename = "app.bsky.unspecced.defs#threadItemNoUnauthenticated")]
     NoUnauthenticated {},
     #[serde(rename = "app.bsky.unspecced.defs#threadItemNotFound")]
     NotFound {},
     #[serde(rename = "app.bsky.unspecced.defs#threadItemBlocked")]
-    Blocked { author: BlockedAuthor },
+    Blocked { author: Box<BlockedAuthor> },
 }
 
 #[derive(Clone, Debug, Serialize)]