diff --git a/preamble.tex b/preamble.tex
index 98e2516e5e34b9a05deb6185a07be9c06eea842d..edb6fa6b278ca4396172d043c3cbe94b36e3595e 100644
--- a/preamble.tex
+++ b/preamble.tex
@@ -86,7 +86,7 @@
 {8pt}
 {\Large\bfseries\filcenter}
 
-\titleformat{\subsection}{\needspace{5em}\center\large\bfseries}{}{1em}{}[\rule{.9\linewidth}{.2pt}]
+\titleformat{\subsection}{\needspace{8em}\center\large\bfseries}{}{1em}{}[\rule{.9\linewidth}{.2pt}]
 %
 \titleformat{\subsubsection}
 {\normalfont\normalsize\bfseries}{\thesubsubsection}{1em}{}