diff --git a/build.py b/build.py
index 1382c92..2d0c2fe 100644
--- a/build.py
+++ b/build.py
@@ -110,6 +110,8 @@ class Build(object):
         # Copying built image to final directory
         subprocess.run("find . -iname '*.AppImage' -exec cp {} %s \;" % outdir, shell = True)
         os.chdir('/tmp')
+
+    def __del__(self):
         del self.__builddir__
 
 
@@ -127,5 +129,4 @@ if __name__ == '__main__':
     b = Build(sys.argv[1], sys.argv[2], sys.argv[3])
     b.download()
     b.build(sys.argv[4])
-
     del b