diff --git a/theme/boost/scss/moodle/variables.scss b/theme/boost/scss/moodle/variables.scss
index 4becf112152..241cd892170 100644
--- a/theme/boost/scss/moodle/variables.scss
+++ b/theme/boost/scss/moodle/variables.scss
@@ -23,8 +23,8 @@ $primary-nav-padding-y: ($spacer / 4) !default;
 $primary-nav-padding-x: ($spacer / 2) !default;
 
 $navbar-height: 60px !default;
-$course-content-maxwidth: 830px;
-$h5p-content-maxwidth: 960px;
+$course-content-maxwidth: 830px !default;
+$h5p-content-maxwidth: 960px !default;
 
 $box-shadow-drawer-left: -0.25rem .25rem .8rem rgba($black, .025) !default;
 $box-shadow-drawer-right: 0 .25rem .8rem rgba($black, .025) !default;