diff --git a/cuegui/Dockerfile b/cuegui/Dockerfile
index 6e53c7f04..dc6ee028a 100644
--- a/cuegui/Dockerfile
+++ b/cuegui/Dockerfile
@@ -8,26 +8,26 @@ RUN sed -i s/^#.*baseurl=http/baseurl=http/g /etc/yum.repos.d/CentOS-*.repo
 RUN sed -i s/^mirrorlist=http/#mirrorlist=http/g /etc/yum.repos.d/CentOS-*.repo
 
 RUN yum -y install \
-  epel-release \
-  fontconfig \
-  freetype \
-  gcc \
-  libXi \
-  libXrender \
-  libxkbcommon-x11.x86_64 \
-  mesa-libGL \
-  python-devel \
-  which \
-  Xvfb \
-  xcb-util-image.x86_64 \
-  xcb-util-keysyms.x86_64 \
-  xcb-util-renderutil.x86_64 \
-  xcb-util-wm.x86_64
+    epel-release \
+    fontconfig \
+    freetype \
+    gcc \
+    libXi \
+    libXrender \
+    libxkbcommon-x11.x86_64 \
+    mesa-libGL \
+    python-devel \
+    which \
+    Xvfb \
+    xcb-util-image.x86_64 \
+    xcb-util-keysyms.x86_64 \
+    xcb-util-renderutil.x86_64 \
+    xcb-util-wm.x86_64
 
 RUN yum -y install \
-  python36 \
-  python36-devel \
-  python36-pip
+    python36 \
+    python36-devel \
+    python36-pip
 
 RUN python3.6 -m pip install --upgrade pip
 RUN python3.6 -m pip install --upgrade setuptools
@@ -45,16 +45,17 @@ COPY pycue/README.md ./pycue/
 COPY pycue/setup.py ./pycue/
 COPY pycue/FileSequence ./pycue/FileSequence
 COPY pycue/opencue ./pycue/opencue
+COPY ci/fix_compiled_proto.py .
 
 RUN python3.6 -m grpc_tools.protoc \
-  -I=./proto \
-  --python_out=./pycue/opencue/compiled_proto \
-  --grpc_python_out=./pycue/opencue/compiled_proto \
-  ./proto/*.proto
+    -I=./proto \
+    --python_out=./pycue/opencue/compiled_proto \
+    --grpc_python_out=./pycue/opencue/compiled_proto \
+    ./proto/*.proto
 
 # Fix imports to work in both Python 2 and 3. See
 # <https://github.com/protocolbuffers/protobuf/issues/1491> for more info.
-RUN python3 ci/fix_compiled_proto.py pycue/opencue/compiled_proto
+RUN python3 ./fix_compiled_proto.py pycue/opencue/compiled_proto
 
 COPY cuegui/README.md ./cuegui/
 COPY cuegui/setup.py ./cuegui/
@@ -71,7 +72,7 @@ RUN cd cuegui && xvfb-run -d python3.6 setup.py test
 RUN cp LICENSE requirements.txt requirements_gui.txt VERSION cuegui/
 
 RUN versioned_name="cuegui-$(cat ./VERSION)-all" \
-  && mv cuegui "${versioned_name}" \
-  && tar -cvzf "${versioned_name}.tar.gz" ${versioned_name}/* \
-  && mkdir -p /opt/opencue \
-  && cp "${versioned_name}.tar.gz" /opt/opencue/
+    && mv cuegui "${versioned_name}" \
+    && tar -cvzf "${versioned_name}.tar.gz" ${versioned_name}/* \
+    && mkdir -p /opt/opencue \
+    && cp "${versioned_name}.tar.gz" /opt/opencue/
diff --git a/cuesubmit/Dockerfile b/cuesubmit/Dockerfile
index 47c615f7c..abc14e540 100644
--- a/cuesubmit/Dockerfile
+++ b/cuesubmit/Dockerfile
@@ -8,15 +8,15 @@ RUN sed -i s/^#.*baseurl=http/baseurl=http/g /etc/yum.repos.d/CentOS-*.repo
 RUN sed -i s/^mirrorlist=http/#mirrorlist=http/g /etc/yum.repos.d/CentOS-*.repo
 
 RUN yum -y install \
-  epel-release \
-  gcc \
-  mesa-libGL \
-  python-devel
+    epel-release \
+    gcc \
+    mesa-libGL \
+    python-devel
 
 RUN yum -y install \
-  python36 \
-  python36-devel \
-  python36-pip
+    python36 \
+    python36-devel \
+    python36-pip
 
 RUN python3.6 -m pip install --upgrade pip
 RUN python3.6 -m pip install --upgrade setuptools
@@ -32,16 +32,17 @@ COPY pycue/README.md ./pycue/
 COPY pycue/setup.py ./pycue/
 COPY pycue/opencue ./pycue/opencue
 COPY pycue/FileSequence ./pycue/FileSequence
+COPY ci/fix_compiled_proto.py .
 
 RUN python3.6 -m grpc_tools.protoc \
-  -I=./proto \
-  --python_out=./pycue/opencue/compiled_proto \
-  --grpc_python_out=./pycue/opencue/compiled_proto \
-  ./proto/*.proto
+    -I=./proto \
+    --python_out=./pycue/opencue/compiled_proto \
+    --grpc_python_out=./pycue/opencue/compiled_proto \
+    ./proto/*.proto
 
 # Fix imports to work in both Python 2 and 3. See
 # <https://github.com/protocolbuffers/protobuf/issues/1491> for more info.
-RUN python3 ci/fix_compiled_proto.py pycue/opencue/compiled_proto
+RUN python3 ./fix_compiled_proto.py pycue/opencue/compiled_proto
 
 COPY pyoutline/README.md ./pyoutline/
 COPY pyoutline/setup.py ./pyoutline/
@@ -65,7 +66,7 @@ RUN cd cuesubmit && python3.6 setup.py test
 RUN cp LICENSE requirements.txt requirements_gui.txt VERSION cuesubmit/
 
 RUN versioned_name="cuesubmit-$(cat ./VERSION)-all" \
-  && mv cuesubmit "${versioned_name}" \
-  && tar -cvzf "${versioned_name}.tar.gz" ${versioned_name}/* \
-  && mkdir -p /opt/opencue \
-  && cp "${versioned_name}.tar.gz" /opt/opencue/
+    && mv cuesubmit "${versioned_name}" \
+    && tar -cvzf "${versioned_name}.tar.gz" ${versioned_name}/* \
+    && mkdir -p /opt/opencue \
+    && cp "${versioned_name}.tar.gz" /opt/opencue/
diff --git a/requirements.txt b/requirements.txt
index 83a77fcf6..04cccb968 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -14,10 +14,12 @@ pylint==2.15.10;python_version>="3.7"
 pynput==1.7.6
 PyYAML==5.1
 six==1.16.0
-pytest==8.3.3
+pytest==7.0.1;python_version<"3.7"
+pytest==8.3.3;python_version>="3.7"
 
 # Optional requirements
 # Sentry support for rqd
 sentry-sdk==2.11.0
-
-docker==7.1.0
\ No newline at end of file
+# Docker support for rqd
+docker==5.0.3;python_version<"3.7"
+docker==7.1.0;python_version>="3.7"