diff --git a/bin/generate_schema.py b/bin/generate_schema.py
index fe5f09187..6674dea31 100755
--- a/bin/generate_schema.py
+++ b/bin/generate_schema.py
@@ -28,7 +28,6 @@
     description: How to inherit the parent's value.
   enable:
     enum:
-      - cpython-experimental-riscv64
       - cpython-freethreading
       - cpython-prerelease
       - graalpy
diff --git a/cibuildwheel/__main__.py b/cibuildwheel/__main__.py
index 574e5fcba..fe828784c 100644
--- a/cibuildwheel/__main__.py
+++ b/cibuildwheel/__main__.py
@@ -463,13 +463,6 @@ def detect_warnings(*, options: Options) -> Generator[str, None, None]:
     build_selector = options.globals.build_selector
     test_selector = options.globals.test_selector
 
-    if EnableGroup.CPythonExperimentalRiscV64 in build_selector.enable:
-        yield (
-            "'cpython-experimental-riscv64' enable is deprecated and will be removed in a future version. "
-            "It should be removed from tool.cibuildwheel.enable in pyproject.toml "
-            "or CIBW_ENABLE environment variable."
-        )
-
     all_valid_identifiers = [
         config.identifier
         for module in ALL_PLATFORM_MODULES.values()
diff --git a/cibuildwheel/resources/cibuildwheel.schema.json b/cibuildwheel/resources/cibuildwheel.schema.json
index bae1f9eb5..58086fb56 100644
--- a/cibuildwheel/resources/cibuildwheel.schema.json
+++ b/cibuildwheel/resources/cibuildwheel.schema.json
@@ -13,7 +13,6 @@
     },
     "enable": {
       "enum": [
-        "cpython-experimental-riscv64",
         "cpython-freethreading",
         "cpython-prerelease",
         "graalpy",
diff --git a/cibuildwheel/selector.py b/cibuildwheel/selector.py
index 829e791b5..37dc813a0 100644
--- a/cibuildwheel/selector.py
+++ b/cibuildwheel/selector.py
@@ -29,7 +29,6 @@ class EnableGroup(StrEnum):
     Groups of build selectors that are not enabled by default.
     """
 
-    CPythonExperimentalRiscV64 = "cpython-experimental-riscv64"
     CPythonFreeThreading = "cpython-freethreading"
     CPythonPrerelease = "cpython-prerelease"
     GraalPy = "graalpy"
@@ -39,7 +38,7 @@ class EnableGroup(StrEnum):
 
     @classmethod
     def all_groups(cls) -> frozenset["EnableGroup"]:
-        return frozenset(set(cls) - {cls.CPythonExperimentalRiscV64})
+        return frozenset(cls)
 
     @classmethod
     def parse_option_value(cls, value: str) -> frozenset["EnableGroup"]:
diff --git a/unit_test/main_tests/main_options_test.py b/unit_test/main_tests/main_options_test.py
index 45cbe0562..7c8a6dde9 100644
--- a/unit_test/main_tests/main_options_test.py
+++ b/unit_test/main_tests/main_options_test.py
@@ -1,4 +1,3 @@
-import os
 import sys
 import tomllib
 from fnmatch import fnmatch
@@ -142,70 +141,6 @@ def test_empty_selector(monkeypatch):
     assert e.value.code == 3
 
 
-@pytest.mark.usefixtures("platform", "intercepted_build_args")
-def test_riscv64_warning1(monkeypatch, capsys):
-    monkeypatch.setenv("CIBW_ENABLE", "cpython-experimental-riscv64")
-
-    main()
-
-    _, err = capsys.readouterr()
-    print(err)
-    assert "'cpython-experimental-riscv64' enable is deprecated" in err
-
-
-@pytest.mark.usefixtures("platform", "intercepted_build_args")
-def test_riscv64_warning2(monkeypatch, capsys, tmp_path):
-    local_path = tmp_path / "tmp_project"
-    os.mkdir(local_path)  # noqa:PTH102 Path.mkdir has been monkeypatched already
-    local_path.joinpath("setup.py").touch()
-
-    monkeypatch.setattr(
-        sys, "argv", ["cibuildwheel", "--only", "cp313-manylinux_riscv64", str(local_path)]
-    )
-    monkeypatch.setenv("CIBW_ENABLE", "cpython-experimental-riscv64")
-
-    main()
-
-    _, err = capsys.readouterr()
-    print(err)
-    assert "'cpython-experimental-riscv64' enable is deprecated" in err
-
-
-@pytest.mark.usefixtures("platform", "intercepted_build_args")
-def test_riscv64_no_warning(monkeypatch, capsys, tmp_path):
-    local_path = tmp_path / "tmp_project"
-    os.mkdir(local_path)  # noqa:PTH102 Path.mkdir has been monkeypatched already
-    local_path.joinpath("setup.py").touch()
-
-    monkeypatch.setattr(
-        sys, "argv", ["cibuildwheel", "--only", "cp313-manylinux_riscv64", str(local_path)]
-    )
-
-    main()
-
-    _, err = capsys.readouterr()
-    print(err)
-    assert "'cpython-experimental-riscv64' enable is deprecated" not in err
-
-
-@pytest.mark.usefixtures("platform", "intercepted_build_args")
-def test_riscv64_no_warning2(monkeypatch, capsys, tmp_path):
-    local_path = tmp_path / "tmp_project"
-    os.mkdir(local_path)  # noqa:PTH102 Path.mkdir has been monkeypatched already
-    local_path.joinpath("setup.py").touch()
-
-    monkeypatch.setattr(
-        sys, "argv", ["cibuildwheel", "--only", "cp313-manylinux_riscv64", str(local_path)]
-    )
-    monkeypatch.setenv("CIBW_ENABLE", "all")
-
-    main()
-
-    _, err = capsys.readouterr()
-    print(err)
-    assert "'cpython-experimental-riscv64' enable is deprecated" not in err
-
-
 @pytest.mark.parametrize(
     ("architecture", "image", "full_image"),
     [