diff --git a/nbproject/project.xml b/nbproject/project.xml
index a3f00009a2ad6af3573af176641f5f477cae3d23..291923ba27095475f51b07cb814342573bab0f55 100644
--- a/nbproject/project.xml
+++ b/nbproject/project.xml
@@ -145,6 +145,7 @@
             <word>Sourcebook</word>
             <word>ssh</word>
             <word>stakeholders</word>
+            <word>stylesheet</word>
             <word>svn</word>
             <word>TLS</word>
             <word>tooltips</word>