Poseidon needs yaml-dev for faucetconfrpc C client.
@@ -5,7 +5,7 @@ LABEL poseidon.namespace="primary"
ENV PYTHONUNBUFFERED 1
COPY requirements.txt requirements.txt
COPY healthcheck /healthcheck
-RUN apt-get update && apt-get install -y curl gcc g++ tini
+RUN apt-get update && apt-get install -y curl gcc g++ tini libyaml-dev
RUN pip3 install --no-cache-dir -r requirements.txt
RUN pip3 install --no-cache-dir -r /healthcheck/requirements.txt
