diff --git a/inst/csas-style/res-doc.sty b/inst/csas-style/res-doc.sty
index bf645f8d..4e066cf4 100644
--- a/inst/csas-style/res-doc.sty
+++ b/inst/csas-style/res-doc.sty
@@ -1,6 +1,6 @@
 %% res-doc.sty - Unoffocial LaTeX style file for Canadian
 %%  Science Advisory Secretariat Research Documents.
-\usepackage[english]{babel}
+\usepackage[UKenglish]{babel}