diff --git a/src/main.rs b/src/main.rs
index 92b8532..c447a8e 100644
--- a/src/main.rs
+++ b/src/main.rs
@@ -6,7 +6,7 @@ use std::{
 };
 
 fn main() {
-  let mut src_path = String::from("./");
+  let mut src_path = String::from("./src");
   let mut dist_path = String::from("./dist");
   for arg in std::env::args() {
     if let Some(s) = arg.strip_prefix("--path=") {
@@ -55,12 +55,29 @@ fn convert_all(src_path: &Path, dist_path: &Path) {
       "css" => convert_css(file, src_path, dist_path),
       "js" => convert_js(file, src_path, dist_path),
       "json" => convert_json(file, src_path, dist_path),
-      _ => Ok(()),
+      _ => copy(file, src_path, dist_path),
     }
     .unwrap();
   }
 }
 
+fn copy(
+  file: &Path,
+  src_path: &Path,
+  dist_path: &Path,
+) -> Result<(), std::io::Error> {
+  if file.is_dir() {
+    return Ok(());
+  }
+  let file_contents = std::fs::read(file)?;
+  let dist_path = dist_path.join(file.strip_prefix(src_path).unwrap_or(file));
+  if let Some(path) = dist_path.parent() {
+    let _ = std::fs::create_dir_all(path);
+  }
+  std::fs::File::create(dist_path)?.write(&file_contents)?;
+  Ok(())
+}
+
 fn convert_md(
   file: &Path,
   src_path: &Path,
diff --git a/src/test.md b/src/test.md
deleted file mode 100644
index 2be7c65..0000000
--- a/src/test.md
+++ /dev/null
@@ -1 +0,0 @@
-# hello world