diff --git a/src/poll.rs b/src/poll.rs
index aec7c84..050725f 100644
--- a/src/poll.rs
+++ b/src/poll.rs
@@ -6,7 +6,7 @@ use chrono::{DateTime, FixedOffset};
 use migration::Order;
 use sea_orm::{DatabaseConnection, EntityTrait, QueryOrder, QuerySelect};
 use std::ops::Sub;
-use tracing::instrument;
+use tracing::{debug, instrument};
 
 #[tracing::instrument(skip(client, db))]
 pub async fn poll_job(client: TogglApiClient, db: DatabaseConnection, poll_period: u64) {
@@ -42,6 +42,8 @@ pub async fn perform_poll(
         .one(db)
         .await?;
 
+    debug!("Performing poll, last_update_at: {:?}", since);
+
     let since = since.unwrap_or(
         chrono::Utc::now()
             .sub(chrono::Duration::days(1))