diff --git a/app/helpers/tab_nav_helper.rb b/app/helpers/tab_nav_helper.rb
index e8ac7b3d4..1411b6767 100644
--- a/app/helpers/tab_nav_helper.rb
+++ b/app/helpers/tab_nav_helper.rb
@@ -2,7 +2,7 @@ module TabNavHelper
   include GovukLinkHelper
 
   def user_cell(user)
-    [govuk_link_to(user.name, user), user.email].join("\n")
+    [govuk_link_to(user.name, user, class: "govuk-!-font-weight-bold"), user.email].join("\n")
   end
 
   def org_cell(user)
diff --git a/spec/helpers/tab_nav_helper_spec.rb b/spec/helpers/tab_nav_helper_spec.rb
index 2c8f54258..f8931de8e 100644
--- a/spec/helpers/tab_nav_helper_spec.rb
+++ b/spec/helpers/tab_nav_helper_spec.rb
@@ -6,7 +6,7 @@ RSpec.describe TabNavHelper do
 
   describe "#user_cell" do
     it "returns user link and email separated by a newline character" do
-      expected_html = "<a class=\"govuk-link\" href=\"/users\">Danny Rojas</a>\n#{user.email}"
+      expected_html = "<a class=\"govuk-link govuk-!-font-weight-bold\" href=\"/users\">Danny Rojas</a>\n#{user.email}"
       expect(user_cell(user)).to match(expected_html)
     end
   end