diff --git a/pyproject.toml b/pyproject.toml
index c320f0e0..9aa80285 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -3,4 +3,5 @@ requires = ["setuptools>=42", "wheel", "setuptools_scm[toml]>=3.5.0", "pybind11"
 build-backend = "setuptools.build_meta"
 
 [tool.setuptools_scm]
+fallback_version = "unknown-no-.git-directory"
 local_scheme = "no-local-version"
diff --git a/setup.py b/setup.py
index 9c73a4a3..e84f7fdc 100644
--- a/setup.py
+++ b/setup.py
@@ -258,7 +258,6 @@ def build_extensions(self):
         ext_modules=ext_modules,
         cmdclass={"build_ext": BuildExt},
         zip_safe=False,
-        use_scm_version={"fallback_version": "unknown-no-.git-directory"},
     )
 else:
     build.sub_commands.append(("build_hook", lambda x: True))  # type: ignore
@@ -280,5 +279,4 @@ def build_extensions(self):
             build_ext=CMakeBuild, install_hook=install_hook, build_hook=build_hook
         ),
         zip_safe=False,
-        use_scm_version={"fallback_version": "unknown-no-.git-directory"},
     )