diff --git a/docs/reference/analysis/charfilters/pattern-replace-charfilter.asciidoc b/docs/reference/analysis/charfilters/pattern-replace-charfilter.asciidoc
index 3da1c60db05..a998e6b11f9 100644
--- a/docs/reference/analysis/charfilters/pattern-replace-charfilter.asciidoc
+++ b/docs/reference/analysis/charfilters/pattern-replace-charfilter.asciidoc
@@ -87,7 +87,7 @@ The above example produces the following term:
 
 [source,text]
 ---------------------------
-[ My, credit, card, is 123_456_789 ]
+[ My, credit, card, is, 123_456_789 ]
 ---------------------------
 
 WARNING: Using a replacement string that changes the length of the original