diff --git a/packaging/docker_compose/local_executor/cwl_airflow/Dockerfile b/packaging/docker_compose/local_executor/cwl_airflow/Dockerfile
index 7f49ff3..d14f561 100644
--- a/packaging/docker_compose/local_executor/cwl_airflow/Dockerfile
+++ b/packaging/docker_compose/local_executor/cwl_airflow/Dockerfile
@@ -1,17 +1,18 @@
 
 ###############################################################################
 # Software:         CWL-Airflow
-# Software Version: latest commit from master
-# Image Version:    0.0.1
+# Software Version: always latest commit from master
+# Image Version:    latest
 # Description:      CWL-Airflow image for LocalExecutor and MYSQL backend
+#                   using default Python 3.8
 # Website:          https://cwl-airflow.readthedocs.io/en/latest/
 # Provides:         Airflow, CWL-Airflow, cwltool
-# Base Image:       ubuntu:18.04
+# Base Image:       ubuntu:20.04
 # Build Cmd:        docker build --rm -t biowardrobe2/cwl-airflow:latest .
 ###############################################################################
 
 
-FROM ubuntu:18.04
+FROM ubuntu:20.04
 LABEL maintainer="misha.kotliar@gmail.com"
 ENV DEBIAN_FRONTEND noninteractive
 
@@ -21,15 +22,15 @@ ENV CWL_AIRFLOW_VERSION "master"
 ENV CWL_AIRFLOW_URL "https://github.com/Barski-lab/cwl-airflow"
 
 RUN apt-get update && \
-    apt-get install -y nodejs python3-dev libmysqlclient-dev python3-pip gcc git wget curl && \
-    pip3 install -U pip                                                                    && \
-    git clone ${CWL_AIRFLOW_URL}                                                           && \
-    cd cwl-airflow                                                                         && \
-    git checkout ${CWL_AIRFLOW_VERSION}                                                    && \
-    pip3 install ".[mysql]"                                                                && \
-    cd ..                                                                                  && \
-    rm -rf cwl-airflow                                                                     && \
-    apt-get clean                                                                          && \
-    apt-get purge                                                                          && \
-    rm -rf /var/lib/apt/lists/* /tmp/* /var/tmp/* /usr/share/doc/*                         && \
+    apt-get install -y python3-dev python3-pip nodejs gcc git wget curl libmysqlclient-dev  && \
+    pip3 install -U pip                                                                     && \
+    git clone ${CWL_AIRFLOW_URL}                                                            && \
+    cd cwl-airflow                                                                          && \
+    git checkout ${CWL_AIRFLOW_VERSION}                                                     && \
+    pip3 install ".[mysql,crypto]" --constraint ./packaging/constraints/constraints-3.8.txt && \
+    cd ..                                                                                   && \
+    rm -rf cwl-airflow                                                                      && \
+    apt-get clean                                                                           && \
+    apt-get purge                                                                           && \
+    rm -rf /var/lib/apt/lists/* /tmp/* /var/tmp/* /usr/share/doc/*                          && \
     strip /usr/local/bin/*; true
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