diff --git a/script/entrypoint.sh b/script/entrypoint.sh
index 166f4837..051640df 100755
--- a/script/entrypoint.sh
+++ b/script/entrypoint.sh
@@ -11,6 +11,7 @@ TRY_LOOP="20"
 : "${AIRFLOW_HOME:="/usr/local/airflow"}"
 : "${AIRFLOW__CORE__FERNET_KEY:=${FERNET_KEY:=$(python -c "from cryptography.fernet import Fernet; FERNET_KEY = Fernet.generate_key().decode(); print(FERNET_KEY)")}}"
 : "${AIRFLOW__CORE__EXECUTOR:=${EXECUTOR:-Sequential}Executor}"
+: "${AIRFLOW__WEBSERVER__SECRET_KEY:=$(python -c "import secrets; WEBSERVER_SECRET_KEY = secrets.token_urlsafe(32); print(WEBSERVER_SECRET_KEY)")}"
 
 # Load DAGs examples (default: Yes)
 if [[ -z "$AIRFLOW__CORE__LOAD_EXAMPLES" && "${LOAD_EX:=n}" == n ]]; then
@@ -22,6 +23,7 @@ export \
   AIRFLOW__CORE__EXECUTOR \
   AIRFLOW__CORE__FERNET_KEY \
   AIRFLOW__CORE__LOAD_EXAMPLES \
+  AIRFLOW__WEBSERVER__SECRET_KEY \
 
 # Install custom python package if requirements.txt is present
 if [ -e "/requirements.txt" ]; then