diff --git a/.github/workflows/ci-cd.yml b/.github/workflows/ci-cd.yml
index 7952248a4..d2d8761f4 100644
--- a/.github/workflows/ci-cd.yml
+++ b/.github/workflows/ci-cd.yml
@@ -176,7 +176,7 @@ jobs:
         pyver:
         - 3.14t
         - 3.14
-        - 3.13t
+        # Skipping 3.13t because cibuildwheel dropped support
         - 3.13
         - 3.12
         - 3.11
@@ -191,10 +191,6 @@ jobs:
           no-extensions: Y
         - os: windows
           no-extensions: Y
-        - os: macos
-          pyver: 3.13t  # this is still tested within cibuildwheel
-        - os: windows
-          pyver: 3.13t  # this is still tested within cibuildwheel
         - no-extensions: Y
           debug: Y
         include:
diff --git a/CHANGES/1326.breaking.rst b/CHANGES/1326.breaking.rst
new file mode 100644
index 000000000..bfee4c390
--- /dev/null
+++ b/CHANGES/1326.breaking.rst
@@ -0,0 +1 @@
+Dropped support for free-threaded Python 3.13 -- by :user:`ngoldbaum`.
diff --git a/pyproject.toml b/pyproject.toml
index 1c9d9edb4..223d23924 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -11,7 +11,6 @@ test-requires = "-r requirements/pytest.txt"
 test-command = 'pytest -m "not leaks" --no-cov {project}/tests'
 # don't build PyPy wheels, install from source instead
 skip = "pp*"
-enable = ["cpython-freethreading"]
 
 [tool.cibuildwheel.linux]
 # Re-enable 32-bit builds (disabled by default in cibuildwheel 3.0)