diff --git a/docs/en_us/platform_api/Makefile b/docs/en_us/platform_api/Makefile
index 58e5370a97..30ca331eaf 100644
--- a/docs/en_us/platform_api/Makefile
+++ b/docs/en_us/platform_api/Makefile
@@ -2,7 +2,7 @@
 #
 
 # You can set these variables from the command line.
-SPHINXOPTS    ?=
+SPHINXOPTS    ?= -n
 SPHINXBUILD   ?= sphinx-build
 PAPER         ?=
 BUILDDIR      ?= build