diff --git a/src/poetry/core/masonry/metadata.py b/src/poetry/core/masonry/metadata.py
index d34d8f664..9670cb126 100644
--- a/src/poetry/core/masonry/metadata.py
+++ b/src/poetry/core/masonry/metadata.py
@@ -6,15 +6,13 @@
 
 
 if TYPE_CHECKING:
-    from packaging.utils import NormalizedName
-
     from poetry.core.packages.package import Package
 
 
 class Metadata:
     metadata_version = "2.1"
     # version 1.0
-    name: NormalizedName | None = None
+    name: str | None = None
     version: str
     platforms: tuple[str, ...] = ()
     supported_platforms: tuple[str, ...] = ()
@@ -51,7 +49,7 @@ def from_package(cls, package: Package) -> Metadata:
 
         meta = cls()
 
-        meta.name = package.name
+        meta.name = package.pretty_name
         meta.version = package.version.to_string()
         meta.summary = package.description
         if package.readmes:
diff --git a/tests/masonry/builders/fixtures/Pretty.Name/README.rst b/tests/masonry/builders/fixtures/Pretty.Name/README.rst
new file mode 100644
index 000000000..a8d6edc4c
--- /dev/null
+++ b/tests/masonry/builders/fixtures/Pretty.Name/README.rst
@@ -0,0 +1,2 @@
+Pretty.Name
+===========
diff --git a/tests/masonry/builders/fixtures/Pretty.Name/pretty_name.py b/tests/masonry/builders/fixtures/Pretty.Name/pretty_name.py
new file mode 100644
index 000000000..2e706b5c4
--- /dev/null
+++ b/tests/masonry/builders/fixtures/Pretty.Name/pretty_name.py
@@ -0,0 +1 @@
+"""Example module"""
diff --git a/tests/masonry/builders/fixtures/Pretty.Name/pyproject.toml b/tests/masonry/builders/fixtures/Pretty.Name/pyproject.toml
new file mode 100644
index 000000000..a903fde1b
--- /dev/null
+++ b/tests/masonry/builders/fixtures/Pretty.Name/pyproject.toml
@@ -0,0 +1,12 @@
+[tool.poetry]
+name = "Pretty.Name"
+version = "1.0"
+description = "Some description."
+authors = [
+    "Sébastien Eustace <sebastien@eustace.io>"
+]
+license = "MIT"
+
+readme = "README.rst"
+
+homepage = "https://python-poetry.org/"
diff --git a/tests/masonry/builders/test_builder.py b/tests/masonry/builders/test_builder.py
index 5e3fd6eae..f74b9d4e6 100644
--- a/tests/masonry/builders/test_builder.py
+++ b/tests/masonry/builders/test_builder.py
@@ -127,6 +127,16 @@ def test_get_metadata_content() -> None:
     ]
 
 
+def test_metadata_pretty_name() -> None:
+    builder = Builder(
+        Factory().create_poetry(Path(__file__).parent / "fixtures" / "Pretty.Name")
+    )
+
+    metadata = Parser().parsestr(builder.get_metadata_content())
+
+    assert metadata["Name"] == "Pretty.Name"
+
+
 def test_metadata_homepage_default() -> None:
     builder = Builder(
         Factory().create_poetry(Path(__file__).parent / "fixtures" / "simple_version")