diff --git a/timescaledb/how-to-guides/hyperfunctions/counter-aggs.md b/timescaledb/how-to-guides/hyperfunctions/counter-aggs.md
index 46edb3e43117..5e24d7ac1d76 100644
--- a/timescaledb/how-to-guides/hyperfunctions/counter-aggs.md
+++ b/timescaledb/how-to-guides/hyperfunctions/counter-aggs.md
@@ -88,7 +88,7 @@ going on in each part.
     with t as (
         SELECT measure_id,
             time_bucket('15 min'::interval, ts) as bucket,
-            counter_agg(ts, val, bounds => time_bucket_range('15 min'::interval, ts))
+            counter_agg(ts, val, time_bucket_range('15 min'::interval, ts))
         FROM example
         GROUP BY measure_id, time_bucket('15 min'::interval, ts))
     SELECT time_bucket,
@@ -122,7 +122,7 @@ out of it.
     WITH (timescaledb.continuous)
     AS SELECT measure_id,
         time_bucket('15 min'::interval, ts) as bucket,
-        counter_agg(ts, val, bounds => time_bucket_range('15 min'::interval, ts))
+        counter_agg(ts, val, time_bucket_range('15 min'::interval, ts))
     FROM example
     GROUP BY measure_id, time_bucket('15 min'::interval, ts);
     ```