diff --git a/.github/workflows/tests.yml b/.github/workflows/tests.yml
index 17762606f..2723c7996 100644
--- a/.github/workflows/tests.yml
+++ b/.github/workflows/tests.yml
@@ -112,7 +112,8 @@ jobs:
     strategy:
       matrix:
         os: ["ubuntu-latest", "windows-latest", "macos-latest"]
-        python-version: ["3.6", "3.7", "3.8", "3.9", "3.10.0-rc.1"]
+        # Python 3.9.7 is required due to changes to ForwardRef.
+        python-version: ["3.6", "3.7", "3.8", "3.9.7", "3.10.0-rc.2"]
       fail-fast: false
 
     steps:
diff --git a/stdlib/typing.pyi b/stdlib/typing.pyi
index d98d43708..b87788667 100644
--- a/stdlib/typing.pyi
+++ b/stdlib/typing.pyi
@@ -704,7 +704,8 @@ if sys.version_info >= (3, 7):
         __forward_evaluated__: bool
         __forward_value__: Any | None
         __forward_is_argument__: bool
-        if sys.version_info >= (3, 10):
+        if sys.version_info >= (3, 9):
+            # The module argument was added in Python 3.9.7.
             def __init__(self, arg: str, is_argument: bool = ..., module: Any | None = ...) -> None: ...
         else:
             def __init__(self, arg: str, is_argument: bool = ...) -> None: ...