diff --git a/ui/src/Components/NavBar/FilterInput/index.css b/ui/src/Components/NavBar/FilterInput/index.css
index 69c13cbbd..988b724a4 100644
--- a/ui/src/Components/NavBar/FilterInput/index.css
+++ b/ui/src/Components/NavBar/FilterInput/index.css
@@ -19,3 +19,9 @@ input.components-filterinput-wrapper {
 input.components-filterinput-wrapper:focus {
   width: auto;
 }
+
+/* highlighted part of the suggestion - phrase in the input that matches it */
+mark.highlight {
+  padding: 0;
+  background-color: inherit;
+}