diff --git a/man3/malloc.3 b/man3/malloc.3
index 7c21d6fc5..19b7fc25a 100644
--- a/man3/malloc.3
+++ b/man3/malloc.3
@@ -163,7 +163,8 @@ is done.
 .SS reallocarray()
 The
 .BR reallocarray ()
-function changes the size of the memory block pointed to by
+function changes the size of (and possibly moves)
+the memory block pointed to by
 .I ptr
 to be large enough for an array of
 .I nmemb