diff --git a/poetry/layouts/layout.py b/poetry/layouts/layout.py
index dfe0db330ca..4da0406b9e0 100644
--- a/poetry/layouts/layout.py
+++ b/poetry/layouts/layout.py
@@ -117,7 +117,7 @@ def generate_poetry_content(self, original_toml):
         content = dumps(content)
 
         if original_toml:
-            content += "\n" + dumps(original_toml)
+            content = dumps(original_toml) + "\n" + content
 
         return content