diff --git a/libbeat/processors/decode_csv_fields/docs/decode_csv_fields.asciidoc b/libbeat/processors/decode_csv_fields/docs/decode_csv_fields.asciidoc
index c402bae48c5..718f9551bd2 100644
--- a/libbeat/processors/decode_csv_fields/docs/decode_csv_fields.asciidoc
+++ b/libbeat/processors/decode_csv_fields/docs/decode_csv_fields.asciidoc
@@ -13,7 +13,7 @@ processors:
  - decode_csv_fields:
      fields:
         message: decoded.csv
-     separator: ,
+     separator: ","
      ignore_missing: false
      overwrite_keys: true
      trim_leading_space: false