diff --git a/etl/steps/__init__.py b/etl/steps/__init__.py
index ab91890ad09..0bda428dd90 100644
--- a/etl/steps/__init__.py
+++ b/etl/steps/__init__.py
@@ -781,6 +781,8 @@ def run(self) -> None:
             # is fetching the whole dataset from data-api as they would receive all tables merged in a single
             # table. This won't be a problem after we introduce the concept of "tables"
             for table in dataset:
+                assert not table.empty, f"table {table.metadata.short_name} is empty"
+
                 # if GRAPHER_FILTER is set, only upsert matching columns
                 if config.GRAPHER_FILTER:
                     cols = table.filter(regex=config.GRAPHER_FILTER).columns.tolist()
@@ -807,7 +809,9 @@ def run(self) -> None:
                     # stop logging to stop cluttering logs
                     if i > 20 and verbose:
                         verbose = False
-                        thread_pool.submit(lambda: (time.sleep(5), log.info("upsert_dataset.continue_without_logging")))
+                        thread_pool.submit(
+                            lambda: (time.sleep(10), log.info("upsert_dataset.continue_without_logging"))
+                        )
 
                     futures.append(thread_pool.submit(upsert, t, catalog_path=catalog_path, verbose=verbose))
 
diff --git a/etl/steps/data/garden/un/2023-08-16/igme.py b/etl/steps/data/garden/un/2023-08-16/igme.py
index 7188c5e2303..72479e1536d 100644
--- a/etl/steps/data/garden/un/2023-08-16/igme.py
+++ b/etl/steps/data/garden/un/2023-08-16/igme.py
@@ -186,7 +186,7 @@ def calculate_under_fifteen_mortality_rates(tb: Table) -> Table:
 
     If there are 100 deaths per 1000 under fives, then we need to adjust the denominator of the 5-14 age group to take account of this.
     """
-    u5_mortality = tb[tb["indicator"] == "Under-five mortality rate"]
+    u5_mortality = tb[tb["indicator"] == "Under-five deaths"]
     mortality_5_14 = tb[tb["indicator"] == "Mortality rate age 5-14"]
 
     tb_merge = pr.merge(