diff --git a/lib/components/trace.ts b/lib/components/trace.ts
index 22767820..a8440104 100644
--- a/lib/components/trace.ts
+++ b/lib/components/trace.ts
@@ -59,6 +59,12 @@ const baseTraceProps = z.object({
   schStroke: z.string().optional(),
   highlightColor: z.string().optional(),
   maxLength: distance.optional(),
+  maxViaCount: z
+    .number()
+    .int()
+    .nonnegative()
+    .optional()
+    .describe("Maximum number of vias allowed in the PCB trace route"),
   connectsTo: z.string().or(z.array(z.string())).optional(),
 })
 
diff --git a/tests/trace.test.ts b/tests/trace.test.ts
index cb24844f..5fb2b9a7 100644
--- a/tests/trace.test.ts
+++ b/tests/trace.test.ts
@@ -89,6 +89,20 @@ test("supports pcbStraightLine flag", () => {
   expect(parsed.pcbStraightLine).toBe(true)
 })
 
+test("supports limiting the maximum number of PCB vias", () => {
+  const raw: TraceProps = {
+    from: "A",
+    to: "B",
+    maxViaCount: 0,
+  }
+
+  const parsed = traceProps.parse(raw)
+
+  expect(parsed.maxViaCount).toBe(0)
+  expect(() => traceProps.parse({ ...raw, maxViaCount: -1 })).toThrow()
+  expect(() => traceProps.parse({ ...raw, maxViaCount: 1.5 })).toThrow()
+})
+
 test("accepts start/end aliases for trace endpoints", () => {
   const raw: TraceProps = {
     start: "A",