diff --git a/.evergreen/docker/run-local.sh b/.evergreen/docker/run-local.sh
index fc7c519c..2e5db34f 100755
--- a/.evergreen/docker/run-local.sh
+++ b/.evergreen/docker/run-local.sh
@@ -11,7 +11,7 @@ PLATFORM=${DOCKER_PLATFORM:-}
 # e.g. --platform linux/amd64
 
 docker build $PLATFORM -t $NAME $IMAGE
-pushd ../..
+cd ../..
 
 AUTH=${AUTH:-noauth}
 SSL=${SSL:-nossl}
@@ -25,15 +25,15 @@ MONGODB_DOWNLOAD_URL=${MONGODB_DOWNLOAD_URL:-}
 ORCHESTRATION_FILE=${ORCHESTRATION_FILE:-basic.json}
 
 ENV="-e MONGODB_VERSION=$MONGODB_VERSION"
-ENV="$ENV -e TOPOLOGY=$TOPOLOGY"
-ENV="$ENV -e AUTH=$AUTH"
-ENV="$ENV -e SSL=$SSL"
-ENV="$ENV -e ORCHESTRATION_FILE=$ORCHESTRATION_FILE"
-ENV="$ENV -e LOAD_BALANCER=$LOAD_BALANCER"
-ENV="$ENV -e STORAGE_ENGINE=$STORAGE_ENGINE"
-ENV="$ENV -e REQUIRE_API_VERSION=$REQUIRE_API_VERSION"
-ENV="$ENV -e DISABLE_TEST_COMMANDS=$DISABLE_TEST_COMMANDS"
-ENV="$ENV -e MONGODB_DOWNLOAD_URL=$MONGODB_DOWNLOAD_URL"
+ENV+=" -e TOPOLOGY=$TOPOLOGY"
+ENV+=" -e AUTH=$AUTH"
+ENV+=" -e SSL=$SSL"
+ENV+=" -e ORCHESTRATION_FILE=$ORCHESTRATION_FILE"
+ENV+=" -e LOAD_BALANCER=$LOAD_BALANCER"
+ENV+=" -e STORAGE_ENGINE=$STORAGE_ENGINE"
+ENV+=" -e REQUIRE_API_VERSION=$REQUIRE_API_VERSION"
+ENV+=" -e DISABLE_TEST_COMMANDS=$DISABLE_TEST_COMMANDS"
+ENV+=" -e MONGODB_DOWNLOAD_URL=$MONGODB_DOWNLOAD_URL"
 
 if [ "$TOPOLOGY" == "server" ]; then
     PORT="-p 27017:2017"
diff --git a/.evergreen/docker/ubuntu20.04/Dockerfile b/.evergreen/docker/ubuntu20.04/Dockerfile
index 89d92dd9..ba7a479b 100644
--- a/.evergreen/docker/ubuntu20.04/Dockerfile
+++ b/.evergreen/docker/ubuntu20.04/Dockerfile
@@ -17,6 +17,13 @@ RUN export DEBIAN_FRONTEND=noninteractive && \
   net-tools \
  && rm -rf /var/lib/apt/lists/*
 
+ARG USER_ID
+ARG GROUP_ID
+
+RUN addgroup --gid $GROUP_ID user
+RUN adduser --disabled-password --gecos '' --uid $USER_ID --gid $GROUP_ID user
+USER user
+
 ENV DRIVERS_TOOLS=/root/drivers-evergreen-tools
 ENV PROJECT_ORCHESTRATION_HOME=/root/drivers-evergreen-tools/.evergreen/orchestration
 ENV MONGODB_BINARIES=/root/drivers-evergreen-tools/mongodb/bin
diff --git a/.evergreen/docker/ubuntu20.04/test-entrypoint.sh b/.evergreen/docker/ubuntu20.04/test-entrypoint.sh
index 789ff3fe..17261806 100755
--- a/.evergreen/docker/ubuntu20.04/test-entrypoint.sh
+++ b/.evergreen/docker/ubuntu20.04/test-entrypoint.sh
@@ -4,3 +4,4 @@ set -eu
 cd $DRIVERS_TOOLS/.evergreen
 bash run-orchestration.sh
 echo "Success!"
+echo '{"results": [{ "status": "SUCCESS", "test_file": "Run", "log_raw": "run-orchestration.sh succeeded!"  } ]}' >|${PROJECT_DIRECTORY}/test-results.json
diff --git a/.evergreen/run-orchestration.sh b/.evergreen/run-orchestration.sh
index fbe4df46..3e1e9a51 100755
--- a/.evergreen/run-orchestration.sh
+++ b/.evergreen/run-orchestration.sh
@@ -31,14 +31,12 @@ DIR=$(dirname $0)
 . $DIR/download-mongodb.sh
 
 # Find python3 if we are running in bash.
+export PYTHON=""
 if [ -n "$BASH" ]; then
   . $DIR/find-python3.sh
   echo "Finding Python3 binary..."
-  export PYTHON
   PYTHON="$(find_python3 2>/dev/null)"
   echo "Finding Python3 binary... done."
-else
-  export PYTHON=""
 fi
 
 get_distro
diff --git a/.evergreen/start-orchestration.sh b/.evergreen/start-orchestration.sh
index ca41f536..60652295 100755
--- a/.evergreen/start-orchestration.sh
+++ b/.evergreen/start-orchestration.sh
@@ -29,6 +29,8 @@ if [ -z "$PYTHON" ];then
   echo "Finding Python3 binary..."
   PYTHON="$(find_python3 2>/dev/null)" || return
   echo "Finding Python3 binary... done."
+else
+  echo "Using Python3 binary: $PYTHON"
 fi
 
 echo "Creating virtual environment 'venv'..."