diff --git a/pages/common/ab.md b/pages/common/ab.md
index 274dcf11f..039f0e260 100644
--- a/pages/common/ab.md
+++ b/pages/common/ab.md
@@ -1,6 +1,7 @@
 # ab
 
 > Apache Benchmarking tool. The simplest tool to perform a load testing.
+> Homepage: <https://httpd.apache.org/docs/2.4/programs/ab.html>.
 
 - Execute 100 HTTP GET requests to given URL: