diff --git a/news/8600.feature b/news/8600.feature
new file mode 100644
index 00000000000..3e56c66ab1b
--- /dev/null
+++ b/news/8600.feature
@@ -0,0 +1 @@
+Support ``--use-feature`` in requirements files
diff --git a/src/pip/_internal/req/req_file.py b/src/pip/_internal/req/req_file.py
index e120ad91b0f..f991cd32d92 100644
--- a/src/pip/_internal/req/req_file.py
+++ b/src/pip/_internal/req/req_file.py
@@ -62,6 +62,7 @@
     cmdoptions.require_hashes,
     cmdoptions.pre,
     cmdoptions.trusted_host,
+    cmdoptions.use_new_feature,
 ]  # type: List[Callable[..., optparse.Option]]
 
 # options to be passed to requirements
diff --git a/tests/unit/test_req_file.py b/tests/unit/test_req_file.py
index b22ce20138e..b7c3218510c 100644
--- a/tests/unit/test_req_file.py
+++ b/tests/unit/test_req_file.py
@@ -382,6 +382,10 @@ def test_set_finder_allow_all_prereleases(self, line_processor, finder):
         line_processor("--pre", "file", 1, finder=finder)
         assert finder.allow_all_prereleases
 
+    def test_use_feature(self, line_processor):
+        """--use-feature can be set in requirements files."""
+        line_processor("--use-feature=2020-resolver", "filename", 1)
+
     def test_relative_local_find_links(
         self, line_processor, finder, monkeypatch, tmpdir
     ):