diff --git a/man8/ld.so.8 b/man8/ld.so.8
index 9034612ed..2e98b7f5a 100644
--- a/man8/ld.so.8
+++ b/man8/ld.so.8
@@ -319,6 +319,7 @@ A list of directories in which to search for
 ELF libraries at execution time.
 The items in the list are separated by either colons or semicolons,
 and there is no support for escaping either separator.
+A zero-length directory name indicates the current working directory.
 .IP
 This variable is ignored in secure-execution mode.
 .IP