diff --git a/doc/Makefile b/doc/Makefile
index 298ea9e213e8c4c11f0431077510d4e325733c65..5c37cfaa363cf0c450bf48b42bcac4968f074f93 100644
--- a/doc/Makefile
+++ b/doc/Makefile
@@ -5,7 +5,7 @@
 SPHINXOPTS    =
 SPHINXBUILD   = sphinx-build
 SOURCEDIR     = .
-BUILDDIR      = _build
+BUILDDIR      = public
 
 # Put it first so that "make" without argument is like "make help".
 help: