diff --git a/requirements-test.txt b/requirements-test.txt
index df5d9e42..b1dca7ac 100644
--- a/requirements-test.txt
+++ b/requirements-test.txt
@@ -13,7 +13,7 @@ numpy
 PiDNG
 piexif
 pillow
-simplejpeg
+pyturbojpeg
 v4l2-python3
 python-prctl
 pyopengl
diff --git a/setup.py b/setup.py
index adb5d437..33b4bda3 100644
--- a/setup.py
+++ b/setup.py
@@ -35,7 +35,7 @@
               'picamera2.allocators'],
     python_requires='>=3.9',
     licence='BSD 2-Clause License',
-    install_requires=['numpy', 'PiDNG', 'piexif', 'pillow', 'simplejpeg', 'v4l2-python3',
+    install_requires=['numpy', 'PiDNG', 'piexif', 'pillow', 'pyturbojpeg', 'v4l2-python3',
                       'python-prctl', 'av', 'libarchive-c', 'tqdm',
                       'jsonschema'],
     extras_require={"gui": ['pyopengl', 'PyQt5']})