diff --git a/BUILD b/BUILD
index 08741ba..6aa6df5 100644
--- a/BUILD
+++ b/BUILD
@@ -26,6 +26,17 @@
     outs = ["gitiles-servlet-resources.jar"],
     cmd = " && ".join([
         "unzip -qd $$TMP $(location @gitiles-servlet//jar) \"com/google/gitiles/static/*\"",
+        "cd $$TMP/com/google/gitiles/static",
+        # To avoid loading 3rd party resources, we adapt gitiles' CSS to
+        # load fonts from Gerrit directly:
+        # 1. Strip out Google font CSS imports
+        "sed -e '\\%^@import .//fonts\\.googleapis\\.com/%d' -i base.css",
+        # 2. Add Gerrit's fonts CSS
+        "sed -e 's%^\\(.*Common styles and definitions.*\\)$$%" +
+          "\\1\\n\\n@import \"../../../styles/fonts.css\";%' -i base.css",
+        # 3. Use Gerrit's Roboto Mono for Source Code Pro
+        "sed -e 's/Source Code Pro/Roboto Mono/g' -i base.css",
+        # Switching from `static` to `+static` (see comment in plugin definiton)
         "cd $$TMP/com/google/gitiles",
         "mv static +static",
         "zip -qr $$ROOT/$@ .",