diff --git a/brutaldon/static/css/fullbrutalism.css b/brutaldon/static/css/fullbrutalism.css
index 924ed93..41caa25 100644
--- a/brutaldon/static/css/fullbrutalism.css
+++ b/brutaldon/static/css/fullbrutalism.css
@@ -225,7 +225,7 @@ img {
     overflow: auto;
 }
 
-.media.active_context {
+.media.active-context {
     background-color: #DDD;
 }