diff --git a/master-node/Dockerfile b/master-node/Dockerfile
index ac32a74..a55ba12 100644
--- a/master-node/Dockerfile
+++ b/master-node/Dockerfile
@@ -1,5 +1,7 @@
-FROM python:3.12-slim-bookworm:latest
+FROM python:3.12-slim
 COPY ./docker_requirements.txt /requirements.txt
+RUN pip install "cython<3.0.0" wheel
+RUN pip install "pyyaml==6.0.2" --no-build-isolation
 RUN pip install -r /requirements.txt
 COPY . /app
 WORKDIR /app
diff --git a/master-node/docker_requirements.txt b/master-node/docker_requirements.txt
index 0423579..34f26ac 100644
--- a/master-node/docker_requirements.txt
+++ b/master-node/docker_requirements.txt
@@ -11,5 +11,4 @@ paramiko == 3.4.0
 tabulate == 0.9.0
 psycopg2-binary == 2.9.9
 pydantic==2.6.3
-PyYAML == 6.0
 websockets==12.0
\ No newline at end of file