diff --git a/entrypoint.sh b/entrypoint.sh
index 7ed1228..8a71c68 100644
--- a/entrypoint.sh
+++ b/entrypoint.sh
@@ -19,6 +19,8 @@ WORKDIR=${SRCDIR:-/src}
 
 SPEC_FILE="${SRCDIR}/${4}"
 
+pip install --upgrade pip wheel setuptools
+
 #
 # In case the user specified a custom URL for PYPI, then use
 # that one, instead of the default one.