diff --git a/website/docs/usage/adding-languages.jade b/website/docs/usage/adding-languages.jade
index 12ae0c50e..fac75dca4 100644
--- a/website/docs/usage/adding-languages.jade
+++ b/website/docs/usage/adding-languages.jade
@@ -639,6 +639,8 @@ p
 
 +h(2, "vocabulary") Building the vocabulary
 
++under-construction
+
 p
     |  spaCy expects that common words will be cached in a
     |  #[+api("vocab") #[code Vocab]] instance. The vocabulary caches lexical
@@ -732,6 +734,8 @@ p
 
 +h(3, "word-vectors") Training the word vectors
 
++under-construction
+
 p
     |  #[+a("https://en.wikipedia.org/wiki/Word2vec") Word2vec] and related
     |  algorithms let you train useful word similarity models from unlabelled
@@ -766,6 +770,8 @@ p
 
 +h(2, "train-tagger-parser") Training the tagger and parser
 
++under-construction
+
 p
     |  You can now train the model using a corpus for your language annotated
     |  with #[+a("http://universaldependencies.org/") Universal Dependencies].