diff --git a/noxfile.py b/noxfile.py
index c1fb53f794..3b10a37fc7 100644
--- a/noxfile.py
+++ b/noxfile.py
@@ -548,7 +548,6 @@ def prerelease(session: nox.sessions.Session, tests_path):
     # Ensure we catch breaking changes in the client libraries early.
     session.install(
         "--upgrade",
-        "-e",
         "git+https://github.com/googleapis/python-bigquery.git#egg=google-cloud-bigquery",
     )
     already_installed.add("google-cloud-bigquery")