diff --git a/pages/common/realpath.md b/pages/common/realpath.md
index 1b994877f..6b5b30ac2 100644
--- a/pages/common/realpath.md
+++ b/pages/common/realpath.md
@@ -1,6 +1,7 @@
 # realpath
 
 > Display the resolved absolute path for a file or directory.
+> More information: <https://www.gnu.org/software/coreutils/manual/html_node/realpath-invocation.html>.
 
 - Display the absolute path for a file or directory: