diff --git a/pyproject.toml b/pyproject.toml
index 7633f89..50e0386 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -46,6 +46,12 @@ Pillow = ">=10.4.0"
 pypdf = ">=5.7.0"
 rarfile = ">=4.2"
 xmltodict = ">=0.14.2"
+pillow-avif-plugin = { version = ">=1.5.2", optional = true, markers = "python_version >= '3.9'" }
+pillow-jxl-plugin = { version = ">=1.3.4", optional = true, markers = "python_version >= '3.9'" }
+
+
+[tool.poetry.extras]
+pillow = ["pillow-avif-plugin", "pillow-jxl-plugin"]
 
 [tool.poetry.scripts]
 cbzplayer = "cbz.__main__:main"