diff --git a/uplc/src/plc.rs b/uplc/src/plc.rs
index 670b36a..fab4ace 100644
--- a/uplc/src/plc.rs
+++ b/uplc/src/plc.rs
@@ -109,7 +109,12 @@ pub async fn run_plc_sync(db: DB, stats: Arc<RwLock<Stats>>) -> Result<()> {
             total += count;
 
             stats.write().await.count_batch(&ops)?;
-            db.upsert_operations(ops)?;
+
+            tokio::task::spawn_blocking({
+                let db = db.clone();
+                move || db.upsert_operations(ops)
+            })
+            .await??;
 
             if count < 200 {
                 println!("only returned {} ops, sleeping for 10 seconds", count);