document: reject writes during rejoin

1 files changed, 1 insertions, 1 deletions

diff --git a/src/remake/switch.rs b/src/remake/switch.rs
index e60c942..9b03789 100644
--- a/src/remake/switch.rs
+++ b/src/remake/switch.rs
@@ -303,7 +303,7 @@ pub(super) async fn swap_in<H: Host>(
     let late_stats = std::sync::Arc::new(std::sync::Mutex::new(ReplayStats::default()));
     let late_out = std::sync::Arc::clone(&late_stats);
     let old = host
-        .switch_epoch(target, move |live| {
+        .switch_epoch(target, true, move |live| {
             // Only one worker switches, but be sure the copy still describes the live document.
             if !crate::document::changes::missing(live, &copy_heads).is_empty() {
                 return Err("the document was replaced while preparing the switch".to_owned());