diff --git a/examples/changelog.md b/changelog.md
similarity index 100%
rename from examples/changelog.md
rename to changelog.md
diff --git a/examples/map_roundtrip.rs b/examples/map_roundtrip.rs
new file mode 100644
index 0000000..c35893d
--- /dev/null
+++ b/examples/map_roundtrip.rs
@@ -0,0 +1,32 @@
+#[cfg(feature = "std")]
+fn main() {
+    use quake_util::qmap;
+    use std::env::args;
+    use std::io;
+
+    let mut arguments = args();
+    arguments.next();
+
+    let inpath = if let Some(path) = arguments.next() {
+        path
+    } else {
+        panic!("No input path");
+    };
+
+    let outpath = if let Some(path) = arguments.next() {
+        path
+    } else {
+        panic!("No output path");
+    };
+
+    let infile = std::fs::File::open(inpath).unwrap();
+    let mut reader = io::BufReader::new(infile);
+    let map = qmap::parse(&mut reader).unwrap();
+
+    let outfile = std::fs::File::create(outpath).unwrap();
+    let mut writer = io::BufWriter::new(outfile);
+    map.write_to(&mut writer).unwrap();
+}
+
+#[cfg(not(feature = "std"))]
+fn main() {}