diff --git a/docs/reference/esql/time-spans.asciidoc b/docs/reference/esql/time-spans.asciidoc
index 5cff729a67f66..5791e3100d8f3 100644
--- a/docs/reference/esql/time-spans.asciidoc
+++ b/docs/reference/esql/time-spans.asciidoc
@@ -37,7 +37,7 @@ FROM employees
 ----
 
 When a time span is provided as a name parameter in string format, `TO_DATEPERIOD`, `::DATE_PERIOD`, `TO_TIMEDURATION` or `::TIME_DURATION` can be used to convert it to its corresponding time span value.
-[source,console]
+[source,txt]
 ----
 POST /_query
 {