diff --git a/HISTORY.rst b/HISTORY.rst
index e1c4e8faf..9d0546c8b 100644
--- a/HISTORY.rst
+++ b/HISTORY.rst
@@ -3,6 +3,12 @@
 Release History
 ---------------
 
+Unreleased
+++++++++++
+
+- fix: remove personal name from default template core properties
+  (``cp:lastModifiedBy`` is now ``python-pptx``)
+
 1.0.2 (2024-08-07)
 ++++++++++++++++++
 
diff --git a/src/pptx/templates/default.pptx b/src/pptx/templates/default.pptx
index e7fd6565f..33613e6ee 100644
Binary files a/src/pptx/templates/default.pptx and b/src/pptx/templates/default.pptx differ
diff --git a/tests/test_api.py b/tests/test_api.py
index a48f48912..e80b4bd40 100644
--- a/tests/test_api.py
+++ b/tests/test_api.py
@@ -46,3 +46,14 @@ def prs_(self, request):
     @pytest.fixture
     def prs_part_(self, request):
         return instance_mock(request, PresentationPart)
+
+
+class DescribeDefaultTemplate(object):
+    """Integration tests for the core properties shipped in the default template."""
+
+    def it_has_no_personal_name_in_core_properties(self):
+        core_props = Presentation().core_properties
+
+        assert core_props.author == ""
+        assert core_props.last_modified_by == "python-pptx"
+        assert "Steve Canny" not in core_props.blob.decode("utf-8")