diff --git a/app/static/index.html b/app/static/index.html
index da65fbf..fdc1588 100644
--- a/app/static/index.html
+++ b/app/static/index.html
@@ -682,6 +682,7 @@
         .ticker.news .tick-label { background: var(--cyan); color: #02131c; }
         .ticker.market[hidden] { display: none !important; }
         .dock.news-only { height: 32px; }
+        .dock.news-only .ticker { height: 100%; }
         .tick-label .st { animation: pulse 1.6s infinite; }
         .tick-wrap { flex: 1; overflow: hidden; position: relative; display: flex; align-items: center;
             mask-image: linear-gradient(90deg, transparent 0, #000 26px, #000 calc(100% - 26px), transparent 100%);
diff --git a/tests/test_hud_chrome.py b/tests/test_hud_chrome.py
index 210cdbc..9be2d5d 100644
--- a/tests/test_hud_chrome.py
+++ b/tests/test_hud_chrome.py
@@ -83,6 +83,14 @@ def test_market_ticker_hidden_no_poll():
     assert "setInterval" not in init
 
 
+def test_news_ticker_fills_news_only_dock():
+    css = HTML.split("</style>", 1)[0]
+    compact = css.replace(" ", "").replace("\n", "")
+    assert ".dock.news-only{height:32px;}" in compact
+    assert ".dock.news-only.ticker{height:100%;}" in compact
+    assert ".ticker{display:flex;align-items:stretch;height:50%;" in compact
+
+
 def test_news_pins_are_circle_markers():
     js = HTML.split("async function loadNewsPins", 1)[1].split("function refreshLiveOverlays", 1)[0]
     assert "L.circleMarker" in js