diff --git a/ld/ChangeLog b/ld/ChangeLog
index fe27434bf2..0e550d21c2 100644
--- a/ld/ChangeLog
+++ b/ld/ChangeLog
@@ -1,3 +1,8 @@
+2019-09-23  H.J. Lu  <hongjiu.lu@intel.com>
+
+	* testsuite/ld-plugin/pr24406-1.c (main): Correct buffer size
+	to read.
+
 2019-09-23  Alan Modra  <amodra@gmail.com>
 
 	* deffilep.y: Include bfdlink.h.
diff --git a/ld/testsuite/ld-plugin/pr24406-1.c b/ld/testsuite/ld-plugin/pr24406-1.c
index 43995bdb07..fc706d3f71 100644
--- a/ld/testsuite/ld-plugin/pr24406-1.c
+++ b/ld/testsuite/ld-plugin/pr24406-1.c
@@ -12,6 +12,6 @@ __wrap_read (int fd, void *buffer, size_t count)
 int
 main ()
 {
-  int i = read (1, "abc", 5);
+  int i = read (1, "abc", 4);
   return i == 0;
 }