diff --git a/testing/btest/Baseline/scripts.base.frameworks.sumstats.basic-cluster/manager-1..stdout b/testing/btest/Baseline/scripts.base.frameworks.sumstats.basic-cluster/manager-1..stdout
index ea8904d2e6..ab25d52947 100644
--- a/testing/btest/Baseline/scripts.base.frameworks.sumstats.basic-cluster/manager-1..stdout
+++ b/testing/btest/Baseline/scripts.base.frameworks.sumstats.basic-cluster/manager-1..stdout
@@ -1,4 +1,4 @@
-Host: 6.5.4.3 - num:2 - sum:6.0 - avg:3.0 - max:5.0 - min:1.0 - var:8.0 - std_dev:2.8 - unique:2
-Host: 10.10.10.10 - num:1 - sum:5.0 - avg:5.0 - max:5.0 - min:5.0 - var:0.0 - std_dev:0.0 - unique:1
-Host: 1.2.3.4 - num:9 - sum:437.0 - avg:48.6 - max:95.0 - min:3.0 - var:758.8 - std_dev:27.5 - unique:8
-Host: 7.2.1.5 - num:2 - sum:145.0 - avg:72.5 - max:91.0 - min:54.0 - var:684.5 - std_dev:26.2 - unique:2
+Host: 6.5.4.3 - num:2 - sum:6.0 - avg:3.0 - max:5.0 - min:1.0 - var:8.0 - std_dev:2.8 - unique:2 - hllunique:2
+Host: 10.10.10.10 - num:1 - sum:5.0 - avg:5.0 - max:5.0 - min:5.0 - var:0.0 - std_dev:0.0 - unique:1 - hllunique:1
+Host: 1.2.3.4 - num:9 - sum:437.0 - avg:48.6 - max:95.0 - min:3.0 - var:758.8 - std_dev:27.5 - unique:8 - hllunique:8
+Host: 7.2.1.5 - num:2 - sum:145.0 - avg:72.5 - max:91.0 - min:54.0 - var:684.5 - std_dev:26.2 - unique:2 - hllunique:2
diff --git a/testing/btest/scripts/base/frameworks/sumstats/basic-cluster.bro b/testing/btest/scripts/base/frameworks/sumstats/basic-cluster.bro
index 1b7903ca1a..080697a824 100644
--- a/testing/btest/scripts/base/frameworks/sumstats/basic-cluster.bro
+++ b/testing/btest/scripts/base/frameworks/sumstats/basic-cluster.bro
@@ -22,7 +22,7 @@ global n = 0;
 
 event bro_init() &priority=5
 	{
-	local r1: SumStats::Reducer = [$stream="test", $apply=set(SumStats::SUM, SumStats::MIN, SumStats::MAX, SumStats::AVERAGE, SumStats::STD_DEV, SumStats::VARIANCE, SumStats::UNIQUE)];
+	local r1: SumStats::Reducer = [$stream="test", $apply=set(SumStats::SUM, SumStats::MIN, SumStats::MAX, SumStats::AVERAGE, SumStats::STD_DEV, SumStats::VARIANCE, SumStats::UNIQUE, SumStats::HLLUNIQUE)];
 	SumStats::create([$epoch=5secs,
 	                  $reducers=set(r1),
 	                  $epoch_finished(rt: SumStats::ResultTable) =
@@ -30,7 +30,7 @@ event bro_init() &priority=5
 	                  	for ( key in rt )
 	                  		{
 	                  		local r = rt[key]["test"];
-	                  		print fmt("Host: %s - num:%d - sum:%.1f - avg:%.1f - max:%.1f - min:%.1f - var:%.1f - std_dev:%.1f - unique:%d", key$host, r$num, r$sum, r$average, r$max, r$min, r$variance, r$std_dev, r$unique);
+	                  		print fmt("Host: %s - num:%d - sum:%.1f - avg:%.1f - max:%.1f - min:%.1f - var:%.1f - std_dev:%.1f - unique:%d - hllunique:%d", key$host, r$num, r$sum, r$average, r$max, r$min, r$variance, r$std_dev, r$unique, r$hllunique);
 	                  		}
 
 	                  	terminate();