diff --git a/lvspec.cls b/lvspec.cls
index c035b98..ae22c88 100644
--- a/lvspec.cls
+++ b/lvspec.cls
@@ -612,6 +612,7 @@
 % Hyphenation
 %
 \hyphenation{Concept-One}
+\hyphenation{De-Rou-sseau}