diff --git a/tests/test_cli_compile.py b/tests/test_cli_compile.py
index d25de1cf..c8d12d8c 100644
--- a/tests/test_cli_compile.py
+++ b/tests/test_cli_compile.py
@@ -2395,7 +2395,7 @@ def test_canonicalize_extras(pip_conf, runner, tmp_path, make_package, make_whee
         make_wheel(pkg, dists_dir)
 
     with open("requirements.in", "w") as req_in:
-        req_in.write("fake-sqlalchemy[fake-postgresql_psycoPG2BINARY]\n")
+        req_in.write("fake-sqlalchemy[FAKE_postgresql-psycopg2binary]\n")
 
     out = runner.invoke(
         cli,