diff --git a/crates/agent_ui/src/thread_metadata_store.rs b/crates/agent_ui/src/thread_metadata_store.rs
index 1ba41cceb04cf9f6bd304ba49b7f87cd4153eab6..dfa60fa2551191ac022ea0394e03c08524546cb0 100644
--- a/crates/agent_ui/src/thread_metadata_store.rs
+++ b/crates/agent_ui/src/thread_metadata_store.rs
@@ -710,7 +710,7 @@ impl ThreadMetadataDb {
         self.write(move |conn| {
             let mut stmt = Statement::prepare(
                 conn,
-                "INSERT INTO archived_git_worktrees(\
+                "INSERT OR REPLACE INTO archived_git_worktrees(\
                      worktree_path, main_repo_path, branch_name, commit_hash\
                  ) VALUES (?, ?, ?, ?)",
             )?;