diff --git a/doc/testing.txt b/doc/testing.txt
index 7e723801..505d0848 100644
--- a/doc/testing.txt
+++ b/doc/testing.txt
@@ -13,6 +13,11 @@ written in http://expect.nist.gov[Expect], which in turn uses
 http://tcl.sourceforge.net[Tcl] -- Tool command language.
 
 
+Coding Style Guide
+------------------
+
+The bash-completion test suite tries to adhere to this
+http://wiki.tcl.tk/708[Tcl Style Guide].
 
 
 Installing dependencies