diff --git a/CSS/themes/sonarr/sonarr-base.css b/CSS/themes/sonarr/sonarr-base.css
index 84ac16d0..b9b6209b 100644
--- a/CSS/themes/sonarr/sonarr-base.css
+++ b/CSS/themes/sonarr/sonarr-base.css
@@ -1208,3 +1208,6 @@ pre {
 .FilterBuilderRow\/filterRow\/1ozij:hover {
     background-color: transparent;
 }
+.CustomFilter\/customFilter\/zBSMd:hover {
+    background-color: hsla(0,0%,100%,.08);
+}