diff --git a/build.py b/build.py
index 7ae68eb..1dda163 100644
--- a/build.py
+++ b/build.py
@@ -164,7 +164,8 @@ class Build(object):
 
     def __del__(self):
         """Destructor"""
-        del self.__builddir__
+        # Cleaning up build directory
+        shutil.rmtree(self.__builddir__)
 
 
 if __name__ == '__main__':