diff --git a/Dockerfile b/Dockerfile
index 95139ed..4aeaead 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -5,7 +5,7 @@ LABEL org.opencontainers.image.title="AlertFlow"
 LABEL org.opencontainers.image.authors="InfoDengue Team"
 LABEL org.opencontainers.image.source="https://github.com/AlertaDengue/AlertFlow"
 LABEL org.opencontainers.image.version="latest"
-LABEL org.opencontainers.image.description="Airflow containers system for AlertaDengue"
+LABEL org.opencontainers.image.description="AlertFlow containers system for AlertaDengue"
 
 USER root
 
@@ -34,13 +34,32 @@ RUN apt-get update \
   wget \
   gettext \
   build-essential \
+  libffi-dev \
+  libreadline-dev \
+  sqlite3 \
+  libsqlite3-dev \
+  zlib1g-dev \
   && rm -rf /var/lib/apt/lists/*
 
+RUN cd /tmp \
+  && wget https://www.python.org/ftp/python/3.12.3/Python-3.12.3.tgz \
+  && tar -xf Python-3.12.3.tgz \
+  && cd Python-3.12.3 \
+  && ./configure --enable-optimizations --prefix=/opt/pysus \
+  && make -j$(nproc) \
+  && make altinstall \
+  && rm -rf /tmp/Python-3.12.3*
+
+RUN /opt/pysus/bin/python3.12 -m ensurepip --default-pip \
+  && /opt/pysus/bin/pip3.12 install --upgrade pip setuptools wheel \
+  && /opt/pysus/bin/pip3.12 install pendulum apache-airflow-task-sdk \
+  && /opt/pysus/bin/pip3.12 install "pysus==2.0.4"
+
 RUN addgroup --gid ${HOST_GID} airflow \
   && usermod -u ${HOST_UID} -g ${HOST_GID} -d /home/airflow -s /bin/bash airflow \
   && echo "airflow ALL=(ALL) NOPASSWD: ALL" > /etc/sudoers.d/airflow \
   && chmod 0440 /etc/sudoers.d/airflow \
-  && chown -R ${HOST_UID}:${HOST_GID} ${AIRFLOW_HOME}/ /opt/airflow/
+  && chown -R ${HOST_UID}:${HOST_GID} ${AIRFLOW_HOME}/ /opt/airflow/ /opt/pysus/
 
 ENV PATH "$PATH:/home/airflow/.local/bin"
 ENV PATH "$PATH:/usr/bin/dirname"
@@ -56,6 +75,6 @@ RUN curl -sSL https://install.python-poetry.org | python3
 WORKDIR ${AIRFLOW_HOME}
 
 RUN poetry config virtualenvs.create false \
-  && poetry install --no-root --only main --no-root
+  && poetry install --no-root --only main
 
 ENTRYPOINT [ "/entrypoint.sh" ]
diff --git a/alertflow/dags/pysus.py b/alertflow/dags/pysus.py
new file mode 100644
index 0000000..5c9c31c
--- /dev/null
+++ b/alertflow/dags/pysus.py
@@ -0,0 +1,36 @@
+import pendulum
+from airflow import DAG
+from airflow.decorators import task
+from airflow.sdk import Variable
+
+with DAG(
+    dag_id="PYSUS",
+    schedule=None,
+    start_date=pendulum.datetime(2026, 1, 1),
+    catchup=False,
+) as dag:
+    ACCESS = Variable.get("pysus_s3_access_key", deserialize_json=True)
+    SECRET = Variable.get("pysus_s3_secret_key", deserialize_json=True)
+    DADOSGOV = Variable.get("pysus_dadosgov_token", deserialize_json=True)
+
+    @task.external_python(
+        task_id="pysus_update_s3_files",
+        python="/opt/pysus/bin/python3.12",
+    )
+    def callable_external_python(access_key: str, secret_key: str):
+        import sys
+        import time
+
+        print(access_key)
+        print(secret_key)
+        print(f"Running task via {sys.executable}")
+        print("Sleeping")
+        for _ in range(4):
+            print("Please wait...", flush=True)
+            time.sleep(1)
+        print("Finished")
+
+    external_python_task = callable_external_python(
+        ACCESS["PYSUS_S3_ACCESS_KEY"],
+        SECRET["PYSUS_S3_SECRET_KEY"],
+    )
diff --git a/docker-compose.yaml b/docker-compose.yaml
index 2c26b50..2180934 100644
--- a/docker-compose.yaml
+++ b/docker-compose.yaml
@@ -33,6 +33,9 @@ x-airflow-common:
     AIRFLOW_HOME: ${AIRFLOW_HOME:-/opt/airflow}
     AIRFLOW_VAR_PSQL_MAIN_URI: '{"PSQL_MAIN_URI":"${PSQL_URI_MAIN}"}'
     AIRFLOW_VAR_CDSAPI_KEY: '{"CDSAPI_KEY":"${CDSAPI_KEY}"}'
+    AIRFLOW_VAR_PYSUS_S3_ACCESS_KEY: '{"PYSUS_S3_ACCESS_KEY":"${PYSUS_S3_ACCESS_KEY}"}'
+    AIRFLOW_VAR_PYSUS_S3_SECRET_KEY: '{"PYSUS_S3_SECRET_KEY":"${PYSUS_S3_SECRET_KEY}"}'
+    AIRFLOW_VAR_PYSUS_DADOSGOV_TOKEN: '{"PYSUS_DADOSGOV_TOKEN":"${PYSUS_DADOSGOV_TOKEN}"}'
     # --
     AIRFLOW__SMTP__SMTP_HOST: ${AIRFLOW__SMTP__SMTP_HOST:-''}
     AIRFLOW__SMTP__SMTP_STARTTLS: ${AIRFLOW__SMTP__SMTP_STARTTLS:-true}