diff --git a/coderbot/cv/image.py b/coderbot/cv/image.py
index 3c602379..5e095cb0 100644
--- a/coderbot/cv/image.py
+++ b/coderbot/cv/image.py
@@ -36,8 +36,9 @@ class Image():
     r_from = np.float32([[0, 0], [640, 0], [640, 480], [0, 480]])
     r_dest = np.float32([[0, -120], [640, -120], [380, 480], [260, 480]])
 
-    _aruco_dict = cv2.aruco.Dictionary_get(cv2.aruco.DICT_ARUCO_ORIGINAL)
-    _aruco_parameters = cv2.aruco.DetectorParameters_create()
+    _aruco_detector = cv2.aruco.ArucoDetector(
+        cv2.aruco.getPredefinedDictionary(cv2.aruco.DICT_ARUCO_ORIGINAL), 
+        cv2.aruco.DetectorParameters())
 
     _face_cascade = cv2.CascadeClassifier(cv2.data.haarcascades + 'haarcascade_frontalface_default.xml')
 
@@ -254,7 +255,7 @@ def find_qr_code(self):
 
     def find_ar_code(self):
         gray = cv2.cvtColor(self._data, cv2.COLOR_BGR2GRAY)
-        corners, ids, rejectedImgPoints = cv2.aruco.detectMarkers(gray, self._aruco_dict, parameters=self._aruco_parameters)
+        corners, ids, rejectedImgPoints = self._aruco_detector.detectMarkers(gray)
         codes = []
         positions = []
         if ids is not None:
diff --git a/docker/Dockerfile b/docker/Dockerfile
index 40a5fafa..fd36371f 100644
--- a/docker/Dockerfile
+++ b/docker/Dockerfile
@@ -4,6 +4,8 @@ ENV QEMU_CPU=max
 ENV DEBIAN_FRONTEND=noninteractive
 
 RUN install_packages \
+ patch \
+ build-essential \
  libraspberrypi0 \
  procps \
  sudo \
@@ -14,6 +16,7 @@ RUN install_packages \
  portaudio19-dev \
  python3 \
  python3-pip \
+ python3-dev \
  libopenjp2-7-dev \
  libtiff5 \
  libatlas-base-dev \
@@ -46,7 +49,8 @@ RUN install_packages \
 
 ENV READTHEDOCS=True
 ADD requirements.txt /tmp/.
-RUN pip install --no-cache-dir -r /tmp/requirements.txt
+RUN pip install --upgrade pip && \
+  pip install --no-cache-dir -r /tmp/requirements.txt
 
 RUN mkdir -p /coderbot && \
 mkdir -p /coderbot/data && \
diff --git a/docker/stub/Dockerfile b/docker/stub/Dockerfile
index 66281565..b262df75 100644
--- a/docker/stub/Dockerfile
+++ b/docker/stub/Dockerfile
@@ -3,6 +3,7 @@ FROM debian:bullseye-slim
 ENV DEBIAN_FRONTEND=noninteractive
 
 RUN apt-get update -y && apt-get install -y \
+ patch \
  procps \
  sudo \
  wget \
@@ -39,7 +40,8 @@ RUN apt-get update -y && apt-get install -y \
  tesseract-ocr-deu
 
 ADD docker/stub/requirements.txt /tmp/.
-RUN pip install --no-cache-dir -r /tmp/requirements.txt
+RUN pip install --upgrade pip && \
+ pip install --no-cache-dir -r /tmp/requirements.txt
 
 RUN mkdir -p /coderbot && \
 mkdir -p /coderbot/data && \
diff --git a/docker/stub/requirements.txt b/docker/stub/requirements.txt
index 70ff5c16..419b1eaf 100644
--- a/docker/stub/requirements.txt
+++ b/docker/stub/requirements.txt
@@ -20,7 +20,7 @@ grpcio==1.62.1
 numpy==1.26.4
 Pillow==10.2.0
 protobuf==4.25.2
-opencv-contrib-python==4.5.5.62
-tflite-runtime==2.11.0
+opencv-contrib-python==4.9.0.80
+tflite-runtime
 pytesseract==0.3.10
 pyzbar==0.1.9
diff --git a/requirements.txt b/requirements.txt
index 139d980c..d5798a6d 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -24,8 +24,8 @@ grpcio==1.62.1
 numpy==1.26.4
 Pillow==10.2.0
 protobuf==4.25.2
-opencv-contrib-python==4.5.5.62
-tflite-runtime==2.11.0
+opencv-contrib-python==4.9.0.80
+tflite-runtime
 pytesseract==0.3.10
 picamera==1.13
 pyzbar==0.1.9