diff --git a/docker-configs/Dockerfile-proxy b/docker-configs/Dockerfile-proxy
index ee631ab..4451385 100644
--- a/docker-configs/Dockerfile-proxy
+++ b/docker-configs/Dockerfile-proxy
@@ -4,12 +4,13 @@ COPY entrypoint-proxy /entrypoint
 
 RUN useradd -u 54000 radio && \
         apt-get update && \
-        apt-get -y  install git gcc musl-dev pypy3 pypy3-dev python3-pip && \
+        apt-get -y  install git pypy3 python3-pip && \
 	cd /opt && \
         git clone https://github.com/hacknix/freedmr && \
         cd /opt/freedmr && \
+	git checkout pypy && \
         pypy3 -m pip install --no-cache-dir -r requirements.txt && \
-        apt-get -y remove gcc musl-dev pypy-dev && \
+        apt-get -y remove python3-pip git && \
 	apt-get -y autoremove && \
 	apt-get -y purge && \
 	rm -rvf /var/cache/apt/archives/* && \
diff --git a/requirements.txt b/requirements.txt
index c3690e3..e8cb02e 100755
--- a/requirements.txt
+++ b/requirements.txt
@@ -1,7 +1,6 @@
 bitstring>=3.1.5
-bit_array
 Twisted>=16.3.0
 dmr_utils3>=0.1.19
 configparser>=3.0.0
-mysql-connector
+mysql-connector-python
 setproctitle