diff --git a/bin/install.js b/bin/install.js
index df6125d..106bf89 100644
--- a/bin/install.js
+++ b/bin/install.js
@@ -161,8 +161,11 @@ const copyAdditionalFiles = async directory => {
   const projectPath = (directory !== '') ? `${ directory }/` : '';
 
   try {
-    await fs
-      .copy(path.join(__dirname, '../src'), `${ projectPath }src`);
+    if (!fs.existsSync(`${ projectPath }src`)) {
+      await fs
+        .copy(path.join(__dirname, '../src'), `${ projectPath }src`);
+    }
+
     return true;
   } catch (err) {
     console.error(err);