diff --git a/tex/i11n.tex b/tex/i11n.tex
index 9131819..3ab20a9 100644
--- a/tex/i11n.tex
+++ b/tex/i11n.tex
@@ -14,4 +14,5 @@
 \ifdefequal{\lang}{\litru}{\rutrue}{}  % use russian.
 \ifdefequal{\lang}{\litnil}{\entrue}{} % use english by default.
 
+% include translations.
 \input{i11n/month}