diff --git a/images/ckan/2.7/Dockerfile.focal b/images/ckan/2.7/Dockerfile.focal
index 5e0cfbc..4bd14db 100644
--- a/images/ckan/2.7/Dockerfile.focal
+++ b/images/ckan/2.7/Dockerfile.focal
@@ -205,6 +205,7 @@ RUN pip install -e /srv/app/src/ckan && \
     # Create and update CKAN config
     # Generate CKAN config
     paster --plugin=ckan make-config ckan ${APP_DIR}/production.ini && \
+    paster --plugin=ckan config-tool ${APP_DIR}/production.ini "beaker.session.secret = " && \
     paster --plugin=ckan config-tool ${APP_DIR}/production.ini "ckan.plugins = ${CKAN__PLUGINS}" && \
     # Set the default level for extensions to INFO
     paster --plugin=ckan config-tool ${APP_DIR}/production.ini -s logger_ckanext -e level=INFO && \
diff --git a/images/ckan/2.8/Dockerfile.focal b/images/ckan/2.8/Dockerfile.focal
index 2e1790f..1abcc72 100644
--- a/images/ckan/2.8/Dockerfile.focal
+++ b/images/ckan/2.8/Dockerfile.focal
@@ -191,6 +191,7 @@ RUN pip install -e /srv/app/src/ckan && \
     # Create and update CKAN config
     # Generate CKAN config
     paster --plugin=ckan make-config ckan ${APP_DIR}/production.ini && \
+    paster --plugin=ckan config-tool ${APP_DIR}/production.ini "beaker.session.secret = " && \
     paster --plugin=ckan config-tool ${APP_DIR}/production.ini "ckan.plugins = ${CKAN__PLUGINS}" && \
     # Set the default level for extensions to INFO
     paster --plugin=ckan config-tool ${APP_DIR}/production.ini -s logger_ckanext -e level=INFO && \
diff --git a/images/ckan/2.9/Dockerfile.focal b/images/ckan/2.9/Dockerfile.focal
index 369d7fd..6e68751 100644
--- a/images/ckan/2.9/Dockerfile.focal
+++ b/images/ckan/2.9/Dockerfile.focal
@@ -210,6 +210,7 @@ RUN pip install -e /srv/app/src/ckan && \
     # Generate CKAN config
     ckan generate config ${APP_DIR}/production.ini && \
     # Configure plugins
+    ckan config-tool ${APP_DIR}/production.ini "beaker.session.secret = " && \
     ckan config-tool ${APP_DIR}/production.ini "ckan.plugins = ${CKAN__PLUGINS}" && \
     # Create the data directory
     mkdir ${DATA_DIR} && \