#5158: added documentation on the depends option in distutils extensions
diff --git a/Doc/ACKS.txt b/Doc/ACKS.txt
index 38c3dc2..849886a 100644
--- a/Doc/ACKS.txt
+++ b/Doc/ACKS.txt
@@ -18,6 +18,7 @@
* Oliver Andrich
* Heidi Annexstad
* Jesús Cea Avión
+ * Manuel Balsera
* Daniel Barclay
* Chris Barker
* Don Bashford
diff --git a/Doc/distutils/setupscript.rst b/Doc/distutils/setupscript.rst
index 997dab7..9308288 100644
--- a/Doc/distutils/setupscript.rst
+++ b/Doc/distutils/setupscript.rst
@@ -347,6 +347,10 @@
building compiled extensions: Distutils will automatically add ``initmodule``
to the list of exported symbols.
+The :option:`depends` option is a list of files that the extension depends on
+(for example header files). The build command will call the compiler on the
+sources to rebuild extension if any on this files has been modified since the
+previous build.
Relationships between Distributions and Packages
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