diff --git a/pages/common/ls.md b/pages/common/ls.md
index 3976fe47a..d4ac42d68 100644
--- a/pages/common/ls.md
+++ b/pages/common/ls.md
@@ -21,3 +21,7 @@
 - Long format list sorted by size (descending):
 
 `ls -lS`
+
+- Long format list of all files, sorted by modification date (oldest first):
+ 
+`ls -ltr`