diff --git a/Modules/Helpdesk/Resources/assets/css/app.css b/Modules/Helpdesk/Resources/assets/css/app.css
index 24e4ce3c..733f1452 100644
--- a/Modules/Helpdesk/Resources/assets/css/app.css
+++ b/Modules/Helpdesk/Resources/assets/css/app.css
@@ -405,3 +405,25 @@
     background: #27272a !important;
     color: #ffffff !important;
 }
+
+.select2-container--default .select2-results__option {
+    background: rgb(9 9 11);
+    color: rgb(244 244 245);
+}
+
+.select2-container--default .select2-results__option--highlighted[aria-selected],
+.select2-container--default .select2-results__option--highlighted.select2-results__option--selectable {
+    background: rgb(37 99 235) !important;
+    color: rgb(255 255 255) !important;
+}
+
+.select2-container--default .select2-results__option[aria-selected="true"],
+.select2-container--default .select2-results__option--selected {
+    background: rgb(30 64 175) !important;
+    color: rgb(255 255 255) !important;
+}
+
+.select2-dropdown {
+    border-color: rgb(63 63 70) !important;
+    background: rgb(9 9 11) !important;
+}