diff --git a/.hgignore b/.hgignore
index 75936d637b..453a712892 100644
--- a/.hgignore
+++ b/.hgignore
@@ -21,6 +21,7 @@ _test
 _testmain.go
 y.tab.[ch]
 doc/htmlgen
+doc/codelab/wiki/*.bin
 misc/cgo/life/run.out
 misc/dashboard/builder/gobuilder
 misc/goplay/goplay