diff --git a/gdb/testsuite/ChangeLog b/gdb/testsuite/ChangeLog
index d9bda53..39aa648 100644
--- a/gdb/testsuite/ChangeLog
+++ b/gdb/testsuite/ChangeLog
@@ -1,3 +1,7 @@
+2021-06-09  Tom Tromey  <tromey@adacore.com>
+
+	* README (Example): Update read1 example.
+
 2021-06-09  Simon Marchi  <simon.marchi@polymtl.ca>
 
 	* lib/tuiterm.exp (Term) <_check_box>: Improve logging.
diff --git a/gdb/testsuite/README b/gdb/testsuite/README
index 0036753..862f423 100644
--- a/gdb/testsuite/README
+++ b/gdb/testsuite/README
@@ -347,9 +347,13 @@
 To enable this, either pass a non-empty value in the READ1 make
 variable, or use the check-read1 make target instead of check.
 
-Examples:
+Example:
 
 	make -j10 check-read1 TESTS="*/paginate-*.exp"
+
+If you've already built the read1 support code, either via a previous
+'check-read1' run, or by using "make read1", you can use:
+
 	make -j10 check READ1="1"
 
 Note: While the intention is to detect races and make otherwise passing tests