diff --git a/src/poetry_plugin_export/walker.py b/src/poetry_plugin_export/walker.py
index c2b63d4..224e3d9 100644
--- a/src/poetry_plugin_export/walker.py
+++ b/src/poetry_plugin_export/walker.py
@@ -280,6 +280,10 @@ def get_project_dependency_packages2(
             marker = project_python_marker.intersect(marker)
 
         package.marker = marker
+        # Set python_versions to any because they are already incorporated
+        # in the locked marker and only cause additional computing without
+        # actually changing anything.
+        package.python_versions = "*"
 
         yield DependencyPackage(dependency=package.to_dependency(), package=package)