diff --git a/lib/ansible/modules/extras/files/blockinfile.py b/lib/ansible/modules/extras/files/blockinfile.py
index 5302646858e..285a1097443 100755
--- a/lib/ansible/modules/extras/files/blockinfile.py
+++ b/lib/ansible/modules/extras/files/blockinfile.py
@@ -285,7 +285,7 @@ def main():
 
     if lines:
         result = '\n'.join(lines)
-        if original and original.endswith('\n'):
+        if original is None or original.endswith('\n'):
             result += '\n'
     else:
         result = ''