diff --git a/test/CDB_OverviewsTest.sql b/test/CDB_OverviewsTest.sql
index df41b23..71b427f 100644
--- a/test/CDB_OverviewsTest.sql
+++ b/test/CDB_OverviewsTest.sql
@@ -2,6 +2,7 @@ SET client_min_messages TO error;
 \set VERBOSITY default
 
 \i test/overviews/fixtures.sql
+vacuum ANALYZE; -- Make sure there are metrics for ST_EstimatedExtent
 
 SELECT _CDB_Aggregable_Attributes_Expression('base_bare_t'::regclass);
 SELECT _CDB_Aggregated_Attributes_Expression('base_bare_t'::regclass);
diff --git a/test/CDB_OverviewsTest_expect b/test/CDB_OverviewsTest_expect
index a8a1495..4d7e979 100644
--- a/test/CDB_OverviewsTest_expect
+++ b/test/CDB_OverviewsTest_expect
@@ -6,6 +6,7 @@ INSERT 0 1114
 CREATE TABLE
 INSERT 0 5
 SELECT 1114
+VACUUM