--- a/debian/py3versions.py	2017-10-24 11:05:21.988325727 +0200
+++ b/debian/py3versions.py	2017-10-24 11:05:38.918445568 +0200
@@ -145,10 +145,10 @@
         _default_version = os.readlink('/usr/bin/python3')
     # consistency check
     debian_default = read_default('default-version')
-    if not _default_version in (debian_default, os.path.join('/usr/bin', debian_default)):
-        raise ValueError("the symlink /usr/bin/python3 does not point to the "
-                         "python3 default version. It must be reset "
-                         "to point to %s" % debian_default)
+#    if not _default_version in (debian_default, os.path.join('/usr/bin', debian_default)):
+#        raise ValueError("the symlink /usr/bin/python3 does not point to the "
+#                         "python3 default version. It must be reset "
+#                         "to point to %s" % debian_default)
     _default_version = debian_default
     if version_only:
         return _default_version[6:]