diff --git a/scripts/gen_rack.py b/scripts/gen_rack.py
index 9996e8e..a43a17b 100644
--- a/scripts/gen_rack.py
+++ b/scripts/gen_rack.py
@@ -384,6 +384,25 @@ def render_svg(rack: str, items: list[dict]) -> str:
         if face in ("rear", "both"):
             draw_device(fm, rear_x)
 
+    def draw_rail(fm: dict, x: int) -> None:
+        color = KIND_COLORS.get(fm.get("kind", ""), DEFAULT_COLOR)
+        name = fm.get("hostname", "?")
+        cx = x + RAIL_W // 2
+        cy = top + body_h // 2
+        p.append(
+            f'<rect x="{x}" y="{top}" width="{RAIL_W}" height="{body_h}" '
+            f'fill="{color}" stroke="#333"/>'
+        )
+        p.append(
+            f'<text x="{cx}" y="{cy}" text-anchor="middle" fill="#ffffff" '
+            f'transform="rotate(-90 {cx} {cy})">{_esc(name)}</text>'
+        )
+
+    for idx, fm in enumerate(left_items):
+        draw_rail(fm, PAD + idx * RAIL_W)
+    for idx, fm in enumerate(right_items):
+        draw_rail(fm, rear_x + COL_W + idx * RAIL_W)
+
     SHELF_STRIP_H = 6
     shelves = [i for i in items if i.get("kind") == "shelf"]
     mounted = [i for i in items if "mounted_on" in i]
@@ -431,25 +450,6 @@ def render_svg(rack: str, items: list[dict]) -> str:
     for fm in sorted(shelves, key=lambda s: s.get("hostname", "")):
         draw_shelf(fm)
 
-    def draw_rail(fm: dict, x: int) -> None:
-        color = KIND_COLORS.get(fm.get("kind", ""), DEFAULT_COLOR)
-        name = fm.get("hostname", "?")
-        cx = x + RAIL_W // 2
-        cy = top + body_h // 2
-        p.append(
-            f'<rect x="{x}" y="{top}" width="{RAIL_W}" height="{body_h}" '
-            f'fill="{color}" stroke="#333"/>'
-        )
-        p.append(
-            f'<text x="{cx}" y="{cy}" text-anchor="middle" fill="#ffffff" '
-            f'transform="rotate(-90 {cx} {cy})">{_esc(name)}</text>'
-        )
-
-    for idx, fm in enumerate(left_items):
-        draw_rail(fm, PAD + idx * RAIL_W)
-    for idx, fm in enumerate(right_items):
-        draw_rail(fm, rear_x + COL_W + idx * RAIL_W)
-
     p.append("</svg>")
     return "\n".join(p) + "\n"