diff --git a/postgres-backup-s3/backup.sh b/postgres-backup-s3/backup.sh
index e37273c..47a79a6 100644
--- a/postgres-backup-s3/backup.sh
+++ b/postgres-backup-s3/backup.sh
@@ -66,8 +66,10 @@ echo "Creating dump of ${POSTGRES_DATABASE} database from ${POSTGRES_HOST}..."
 
 pg_dump $POSTGRES_HOST_OPTS $POSTGRES_DATABASE | gzip > dump.sql.gz
 
-echo "Uploading dump to $S3_BUCKET"
+FILENAME=${DB_ENV_PREFIX}_${POSTGRES_DATABASE}_$(date +"%Y-%m-%dT%H_%M_%SZ").sql.gz
 
-cat dump.sql.gz | aws $AWS_ARGS s3 cp - s3://$S3_BUCKET/$S3_PREFIX/${DB_ENV_PREFIX}_${POSTGRES_DATABASE}_$(date +"%Y-%m-%dT%H_%M_%SZ").sql.gz || exit 2
+echo "Uploading dump named $FILENAME to $S3_BUCKET"
+
+cat dump.sql.gz | aws $AWS_ARGS s3 cp - s3://$S3_BUCKET/$S3_PREFIX/$FILENAME || exit 2
 
 echo "SQL backup uploaded successfully"