--- mdds_1.0.0/Makefile.in.orig	2015-10-07 00:57:07.000000000 +0200
+++ mdds_1.0.0/Makefile.in	2015-11-29 15:52:19.781596214 +0100
@@ -237,7 +237,7 @@
 
 build-doc-sphinx:
 	@echo "Building documentation by sphinx..."
-	@sphinx-build -b html ./doc/ ./doc/_build
+	cd doc && sphinx-build -b html ./ ./_build
 
 build-doc: build-doc-doxygen build-doc-sphinx