diff --git a/bun.lockb b/bun.lockb
index 23fde87..8585826 100755
Binary files a/bun.lockb and b/bun.lockb differ
diff --git a/examples/example19-custom-symbol.fixture.tsx b/examples/example19-custom-symbol.fixture.tsx
new file mode 100644
index 0000000..c7033bd
--- /dev/null
+++ b/examples/example19-custom-symbol.fixture.tsx
@@ -0,0 +1,46 @@
+import { SchematicViewer } from "lib/components/SchematicViewer"
+import { renderToCircuitJson } from "lib/dev/render-to-circuit-json"
+
+const triangleSvgPath = "M -0.5 -0.7 L -0.5 0.7 L 0.7 0 Z"
+// Rectangle (gate style)
+const rectSvgPath = "M -0.6 -0.6 L 0.6 -0.6 L 0.6 0.6 L -0.6 0.6 Z"
+
+const circuitJson = renderToCircuitJson(
+  <board width="20mm" height="20mm" routingDisabled>
+    <chip
+      name="U1"
+      symbol={
+        <symbol>
+          <schematicpath
+            svgPath={triangleSvgPath}
+            strokeWidth={0.05}
+            isFilled={false}
+          />
+          <port name="IN+" direction="left" />
+          <port name="IN-" direction="left" />
+          <port name="OUT" direction="right" />
+        </symbol>
+      }
+    />
+    <chip
+      name="U2"
+      symbol={
+        <symbol>
+          <schematicpath
+            svgPath={rectSvgPath}
+            strokeWidth={0.05}
+            isFilled={false}
+          />
+          <port name="Y" direction="right" />
+        </symbol>
+      }
+    />
+  </board>,
+)
+
+export default () => (
+  <SchematicViewer
+    circuitJson={circuitJson}
+    containerStyle={{ height: "100%" }}
+  />
+)
diff --git a/package.json b/package.json
index b10d7c9..2a8f46f 100644
--- a/package.json
+++ b/package.json
@@ -30,7 +30,7 @@
     "react-dom": "^19.1.0",
     "react-reconciler": "^0.31.0",
     "semver": "^7.7.2",
-    "tscircuit": "^0.0.1194",
+    "tscircuit": "^0.0.1437",
     "tsup": "^8.3.5",
     "vite": "^6.0.3"
   },