diff --git a/Dockerfile b/Dockerfile
index 8a6bccf..4a3f4aa 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -9,14 +9,19 @@ RUN pip install docker-py feedparser nosexcover prometheus_client pycobertura py
 RUN wget -qO /usr/local/bin/qcoverage  https://github.com/qnib/qcoverage/releases/download/v0.1/qcoverage_v0.1_Linux \
  && chmod +x /usr/local/bin/qcoverage
  
+ARG PYINSTALLER_VERSION=3.1.1
+ARG PYSCHEMA_VERSION=0.6.5
+ARG PYYAML_VERSION=3.12
+RUN $PYTHON -m pip install pyinstaller==$PYINSTALLER_VERSION pyyaml==$PYYAML_VERSION schema==$PYSCHEMA_VERSION
+ 
 #include pyinstaller
-RUN pip install pyinstaller && \
+# RUN pip install pyinstaller && \
     useradd -m -s /bin/bash pyinstaller
 # Set the user to use when running a container
-USER pyinstaller
+#USER pyinstaller
 
 # Container will by default run 'pyinstaller --help'
-ENTRYPOINT [ "pyinstaller" ]
-CMD [ "--help" ]
+# ENTRYPOINT [ "pyinstaller" ]
+# CMD [ "--help" ]
 
 CMD ["gunicorn", "-w 4", "main:app"]