diff --git a/doc/source/rest.j2 b/doc/source/rest.j2
index 443c6ac3d..92a2bf3ff 100644
--- a/doc/source/rest.j2
+++ b/doc/source/rest.j2
@@ -827,7 +827,7 @@ Get one or more metrics
 ::
 
    (metric <metric-id> <aggregation>)
-   (metric ((<metric-id> <aggregation>), (<metric-id> <aggregation>), ...))
+   (metric ((<metric-id> <aggregation>) (<metric-id> <aggregation>) ...))
 
    metric-id: the id of a metric to retrieve
    aggregation: the aggregation method to retrieve