diff --git a/pylib/ntp-in.egg-info b/pylib/ntp-in.egg-info
deleted file mode 100644
index b672a8431..000000000
--- a/pylib/ntp-in.egg-info
+++ /dev/null
@@ -1,12 +0,0 @@
-Metadata-Version: 1.0
-Name: ntpsec
-Version: @NTPSEC_VERSION_EXTENDED@
-Platform: POSIX
-Summary: The NTP reference implementation, refactored
-Home-page: https://ntpsec.org/
-License:  Beerware, BSD-2-Clause, BSD-3-Clause, BSD-4-Clause, CC-BY-4.0, ISC, MIT, NTP
-Description: 
-         The Network Time Protocol suite, refactored
-Author: the NTPsec project
-Author-email: devel@ntpsec.org
-Keywords: 
\ No newline at end of file
diff --git a/pylib/wscript b/pylib/wscript
index d010802..6e4a956 100644
--- a/pylib/wscript
+++ b/pylib/wscript
@@ -101,11 +101,9 @@ def build(ctx):
         install_path='${PYTHONDIR}/ntp'
     )
 
-    # pep241  lay an egg
-    egg = ['ntp-%s.egg-info' % ctx.env.NTPSEC_VERSION]
+    # pep517 pyproject.toml
     ctx(
         features="subst",
-        source=['ntp-in.egg-info'],
-        target=egg
+        source=['pyproject.toml'],
+        target=['../pyproject.toml']
     )
-    ctx.install_files(ctx.env.PYTHONDIR, egg)