diff --git a/src/main/java/com/seleniumboot/reporting/HtmlReportGenerator.java b/src/main/java/com/seleniumboot/reporting/HtmlReportGenerator.java
index 241d2c2..0e79d58 100644
--- a/src/main/java/com/seleniumboot/reporting/HtmlReportGenerator.java
+++ b/src/main/java/com/seleniumboot/reporting/HtmlReportGenerator.java
@@ -854,7 +854,7 @@ static String buildTimelineSection(JsonNode tests) {
         for (java.util.Map.Entry<String, java.util.List<TimelineEntry>> lane : lanes.entrySet()) {
             sb.append("      <div class=\"gantt-row gantt-lane\">")
               .append("<div class=\"gantt-lane-name\" title=\"").append(escapeHtml(lane.getKey())).append("\">")
-              .append(escapeHtml(lane.getKey())).append("</div>")
+              .append(escapeHtml(timelineLaneLabel(lane.getKey()))).append("</div>")
               .append("<div class=\"gantt-track\">");
 
             for (TimelineEntry e : lane.getValue()) {
@@ -885,6 +885,12 @@ static String buildTimelineSection(JsonNode tests) {
         return sb.toString();
     }
 
+    /** Drops TestNG's shared "TestNG-test-" thread prefix so the distinguishing part of the name fits the lane. */
+    static String timelineLaneLabel(String thread) {
+        return thread.startsWith("TestNG-test-") && thread.length() > "TestNG-test-".length()
+                ? thread.substring("TestNG-test-".length()) : thread;
+    }
+
     private static String timelineStatusSlug(String status) {
         if (status == null) return "unknown";
         switch (status.toUpperCase(java.util.Locale.ROOT)) {
diff --git a/src/main/resources/report/report.css b/src/main/resources/report/report.css
index d4d96bc..0c933d0 100644
--- a/src/main/resources/report/report.css
+++ b/src/main/resources/report/report.css
@@ -169,7 +169,7 @@
         .timeline-legend { display: inline-flex; align-items: center; gap: 12px; font-size: 11px; font-weight: 500; color: var(--text-secondary); }
         .gantt-wrap { overflow-x: auto; }
         .gantt { min-width: 640px; padding: 4px 0; }
-        .gantt-row { display: grid; grid-template-columns: 130px 1fr; align-items: center; }
+        .gantt-row { display: grid; grid-template-columns: 170px 1fr; align-items: center; }
         .gantt-axis-row { margin-bottom: 6px; }
         .gantt-lane-name {
             font-size: 12px; color: var(--text-secondary); padding-right: 12px;
diff --git a/src/test/java/com/seleniumboot/unit/TimelineReportTest.java b/src/test/java/com/seleniumboot/unit/TimelineReportTest.java
index c1a6d14..4f02b72 100644
--- a/src/test/java/com/seleniumboot/unit/TimelineReportTest.java
+++ b/src/test/java/com/seleniumboot/unit/TimelineReportTest.java
@@ -31,6 +31,19 @@ private static int count(String haystack, String needle) {
         return count;
     }
 
+    @Test
+    public void laneLabelDropsSharedTestNgThreadPrefixButKeepsFullNameInTitle() throws Exception {
+        String html = timeline("""
+                [
+                  {"testId":"com.x.A.one","thread":"TestNG-test-StorageDemo-3","status":"PASSED",
+                   "totalMs":100,"startedAtMs":1000}
+                ]
+                """);
+
+        Assert.assertTrue(html.contains(">StorageDemo-3</div>"), html);
+        Assert.assertTrue(html.contains("title=\"TestNG-test-StorageDemo-3\""), html);
+    }
+
     @Test
     public void rendersOneLanePerThreadUsingStartedAtMs() throws Exception {
         String html = timeline("""