diff --git a/core/assets/run.sh b/core/assets/run.sh
index 8331159..1dabcb7 100755
--- a/core/assets/run.sh
+++ b/core/assets/run.sh
@@ -33,7 +33,7 @@ function wait_for_postgres () {
 #
 # TODO: Check the database type and detect if it is up based on that. For now,
 # assume that postgres is being used if DATABASE_URL is defined.
-if [[ ! -v DATABASES_URL ]]; then
+if [[ ! -v DATABASE_URL ]]; then
 	echo "DATABASE_URL is not defined. Using sqlite database..."
 	export DATABASE_URL=sqlite:///mailman.db
 	export DATABASE_TYPE='sqlite'