diff --git a/docker_purldb.env b/docker_purldb.env
index c3c2d4be..1357370b 100644
--- a/docker_purldb.env
+++ b/docker_purldb.env
@@ -6,3 +6,6 @@ POSTGRES_INITDB_ARGS=--encoding=UTF-8 --lc-collate=en_US.UTF-8 --lc-ctype=en_US.
 PACKAGEDB_DB_HOST=db
 PURLDB_REDIS_HOST=redis
 PURLDB_ASYNC=True
+
+# Added to fix ImproperlyConfigured error during Docker setup
+SECRET_KEY=django-insecure-temporary-key-for-local-setup-12345
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