diff --git a/pyproject.toml b/pyproject.toml
index a49179a3734..9ef328a1660 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -47,6 +47,12 @@ docs = [
   "sphinx-removed-in",
   "sphinxext-opengraph",
 ]
+fpx = [
+  "olefile",
+]
+mic = [
+  "olefile",
+]
 tests = [
   "check-manifest",
   "coverage",
@@ -59,6 +65,9 @@ tests = [
   "pytest-cov",
   "pytest-timeout",
 ]
+xmp = [
+  "defusedxml",
+]
 [project.urls]
 Changelog = "https://github.com/python-pillow/Pillow/blob/main/CHANGES.rst"
 Documentation = "https://pillow.readthedocs.io"