diff --git a/doc/strscan/strscan.md b/doc/strscan/strscan.md
index 465cebd4cb..cb6cbc6ae2 100644
--- a/doc/strscan/strscan.md
+++ b/doc/strscan/strscan.md
@@ -199,7 +199,8 @@ put_situation(scanner)
 #   pos:       8
 #   charpos:   6
 #   rest:      "んにちは"
-#   rest_size: 12```
+#   rest_size: 12
+```
 
 ## Target Substring