diff --git a/docs/src/reference-verbs.md b/docs/src/reference-verbs.md
index f11994d1a..e7d1aa7d1 100644
--- a/docs/src/reference-verbs.md
+++ b/docs/src/reference-verbs.md
@@ -3302,7 +3302,7 @@ Options:
 Example: mlr stats1 -a min,p10,p50,p90,max -f value -g size,shape
 Example: mlr stats1 -a count,mode -f size
 Example: mlr stats1 -a count,mode -f size -g shape
-Example: mlr stats1 -a count,mode --fr '^[a-h].*$' -gr '^k.*$'
+Example: mlr stats1 -a count,mode --fr '^[a-h].*$' --gr '^k.*$'
         This computes count and mode statistics on all field names beginning
          with a through h, grouped by all field names starting with k.