diff --git a/apps/openaudible/docker-compose.json b/apps/openaudible/docker-compose.json
index c59431c..df6b920 100644
--- a/apps/openaudible/docker-compose.json
+++ b/apps/openaudible/docker-compose.json
@@ -10,7 +10,7 @@
 		      "tcp":true,
 		      "udp":false}
       ],
-      "environment": {},
+      "environment": [],
       "volumes": [
         {
           "hostPath": "${ROOTPATH}",