diff --git a/.gitignore b/.gitignore
index a9ae0bb..74ece79 100644
--- a/.gitignore
+++ b/.gitignore
@@ -31,3 +31,4 @@ Untitled*.ipynb
 *.texi
 .virtual_documents
 test/output
+*.kate-swp
diff --git a/notebooks/test/test-soundfont.ipynb b/notebooks/test/test-soundfont.ipynb
new file mode 100644
index 0000000..5bf94da
--- /dev/null
+++ b/notebooks/test/test-soundfont.ipynb
@@ -0,0 +1,43 @@
+{
+ "cells": [
+  {
+   "cell_type": "code",
+   "execution_count": 1,
+   "id": "427954c5-fec0-42b4-8298-6717c99e4115",
+   "metadata": {},
+   "outputs": [],
+   "source": [
+    "from maelzel import *"
+   ]
+  },
+  {
+   "cell_type": "code",
+   "execution_count": null,
+   "id": "bd5a86a4-4249-46c1-85a9-10ea168e99c7",
+   "metadata": {},
+   "outputs": [],
+   "source": []
+  }
+ ],
+ "metadata": {
+  "kernelspec": {
+   "display_name": "Python 3 (ipykernel)",
+   "language": "python",
+   "name": "python3"
+  },
+  "language_info": {
+   "codemirror_mode": {
+    "name": "ipython",
+    "version": 3
+   },
+   "file_extension": ".py",
+   "mimetype": "text/x-python",
+   "name": "python",
+   "nbconvert_exporter": "python",
+   "pygments_lexer": "ipython3",
+   "version": "3.12.3"
+  }
+ },
+ "nbformat": 4,
+ "nbformat_minor": 5
+}
diff --git a/setup.py b/setup.py
index 093b7e4..91b8a88 100644
--- a/setup.py
+++ b/setup.py
@@ -6,7 +6,7 @@
 from setuptools import setup
 
 readme = open('README.rst').read()
-version = (1, 3, 0)
+version = (1, 4, 0)
 
 
 def package_files(directory):