1diff --git a/pyqtbuild/builder.py b/pyqtbuild/builder.py
2index 3f35a7f..58701dd 100644
3--- a/pyqtbuild/builder.py
4+++ b/pyqtbuild/builder.py
5@@ -51,15 +51,6 @@ class QmakeBuilder(Builder):
6 """ Set default values for user options that haven't been set yet. """
7
8 if tool in Option.BUILD_TOOLS:
9- # A PEP 517 frontend will set PATH so that sip-distinfo is found on
10- # it. However for our own frontends we want to use the version
11- # corresponding to the frontend (and, anyway, the frontend may not
12- # be on PATH).
13- if tool != 'pep517':
14- self._sip_distinfo = os.path.join(
15- os.path.abspath(os.path.dirname(sys.argv[0])),
16- self._sip_distinfo)
17-
18 # Check we have a qmake.
19 if self.qmake is None:
20 self.qmake = self._find_exe('qmake')