diff --git a/polygerrit-ui/app/elements/change/gr-reviewer-list/gr-reviewer-list_html.ts b/polygerrit-ui/app/elements/change/gr-reviewer-list/gr-reviewer-list_html.ts
index ccdcf8d..c7c5efa 100644
--- a/polygerrit-ui/app/elements/change/gr-reviewer-list/gr-reviewer-list_html.ts
+++ b/polygerrit-ui/app/elements/change/gr-reviewer-list/gr-reviewer-list_html.ts
@@ -27,6 +27,11 @@
     }
     .container {
       display: block;
+      /* line-height-normal for the chips, 2px for the chip border, spacing-s
+         for the gap between lines, negative bottom margin for eliminating the
+         gap after the last line */
+      line-height: calc(var(--line-height-normal) + 2px + var(--spacing-s));
+      margin-bottom: calc(0px - var(--spacing-s));
     }
     .addReviewer iron-icon {
       color: inherit;
@@ -39,11 +44,14 @@
       top: 1px;
     }
     gr-button {
+      line-height: var(--line-height-normal);
       --gr-button: {
         padding: 0px 0px;
       }
     }
     gr-account-chip {
+      line-height: var(--line-height-normal);
+      vertical-align: top;
       display: inline-block;
     }
   </style>
diff --git a/tools/nongoogle.bzl b/tools/nongoogle.bzl
index e06fba3..62db566 100644
--- a/tools/nongoogle.bzl
+++ b/tools/nongoogle.bzl
@@ -1,5 +1,4 @@
 load("//tools/bzl:maven_jar.bzl", "maven_jar")
-load("@bazel_tools//tools/build_defs/repo:http.bzl", "http_file")
 
 GUAVA_VERSION = "29.0-jre"