diff --git a/tech-doc/tech-spec.tex b/tech-doc/tech-spec.tex
index e6d3423..5a80bf0 100644
--- a/tech-doc/tech-spec.tex
+++ b/tech-doc/tech-spec.tex
@@ -21,9 +21,9 @@
 %\setmainfont[BoldFont=OpenSans-Bold, ItalicFont=OpenSans-Italic, Ligatures=TeX]{OpenSans-Regular.ttf}
 %\setsansfont[BoldFont=OpenSans-Bold, ItalicFont=OpenSans-Italic, Ligatures=TeX]{OpenSans-Regular.ttf}
 
-\newfontfamily\Roboto[BoldFont=Roboto-Bold, Ligatures=TeX]{Roboto-Regular}
-\setmainfont[BoldFont=Roboto-Bold, ItalicFont=Roboto-Italic, Ligatures=TeX]{Roboto-Regular}
-\setsansfont[BoldFont=Roboto-Bold, ItalicFont=Roboto-Italic, Ligatures=TeX]{Roboto-Regular}
+\newfontfamily\Roboto[BoldFont=Roboto-Bold, Ligatures=TeX]{Roboto-Regular.ttf}
+\setmainfont[BoldFont=Roboto-Bold, ItalicFont=Roboto-Italic, Ligatures=TeX]{Roboto-Regular.ttf}
+\setsansfont[BoldFont=Roboto-Bold, ItalicFont=Roboto-Italic, Ligatures=TeX]{Roboto-Regular.ttf}
 
 \definecolor{background}{RGB}{58,46,86}
 \definecolor{border}{RGB}{234,211,186}