diff --git a/CHANGES.md b/CHANGES.md
index ef0a57d6142..4b5a291c7b9 100644
--- a/CHANGES.md
+++ b/CHANGES.md
@@ -5,6 +5,7 @@
 ### Packaging
 
 - Fix missing modules in self-contained binaries (#2466)
+- Fix missing toml extra used during installation (#2475)
 
 ## 21.8b0
 
diff --git a/pyproject.toml b/pyproject.toml
index 30e62974475..bdd21d77f05 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -26,7 +26,7 @@ extend-exclude = '''
 # We're pinning setuptools-scm to bugfix versions only because for build-time
 # deps having them work on install by default is really important. Especially
 # since it's hard for users to work-around the specified build requirements.
-requires = ["setuptools>=41.0", "setuptools_scm~=6.0.1", "wheel"]
+requires = ["setuptools>=41.0", "setuptools_scm[toml]~=6.0.1", "wheel"]
 build-backend = "setuptools.build_meta"
 
 [tool.pytest.ini_options]
diff --git a/setup.cfg b/setup.cfg
index dbd667e8f19..63787c75754 100644
--- a/setup.cfg
+++ b/setup.cfg
@@ -1,3 +1,3 @@
 [options]
 setup_requires =
-  setuptools_scm~=6.0.1
+  setuptools_scm[toml]~=6.0.1