diff --git a/.github/workflows/cibuildwheels.yml b/.github/workflows/cibuildwheels.yml
index 986af5c..fa5a874 100644
--- a/.github/workflows/cibuildwheels.yml
+++ b/.github/workflows/cibuildwheels.yml
@@ -52,7 +52,7 @@ jobs:
           python -m pip install cibuildwheel
           python -m cibuildwheel --output-dir wheelhouse
         env:
-          CIBW_BUILD: 'cp39-win32 cp310-win32 cp311-win32 cp312-win32, cp313-win32'
+          CIBW_BUILD: 'cp39-win32 cp310-win32 cp311-win32 cp312-win32 cp313-win32'
           CIBW_BEFORE_BUILD: pip install -r requirements.txt
           CIBW_BEFORE_TEST: pip install numpy
           CIBW_TEST_COMMAND: python -m blosc.test
diff --git a/blosc/toplevel.py b/blosc/toplevel.py
index 4d2d413..3ef2327 100644
--- a/blosc/toplevel.py
+++ b/blosc/toplevel.py
@@ -513,7 +513,7 @@ def compress_ptr(address, items, typesize=8, clevel=9, shuffle=blosc.SHUFFLE,
     >>> c = blosc.compress_ptr(np_array.__array_interface__['data'][0], \
         items, np_array.dtype.itemsize)
     >>> d = blosc.decompress(c)
-    >>> np_ans = numpy.fromstring(d, dtype=np_array.dtype)
+    >>> np_ans = numpy.frombuffer(d, dtype=np_array.dtype)
     >>> bool((np_array == np_ans).all())
     True