diff --git a/thumbgen/docker-compose.yml b/thumbgen/docker-compose.yml
index 41080f7..f3d4cfa 100644
--- a/thumbgen/docker-compose.yml
+++ b/thumbgen/docker-compose.yml
@@ -14,3 +14,10 @@ services:
       options:
         max-size: "200k"
         max-file: "10"
+    networks:
+      - medicine-network
+
+networks:
+  medicine-network:
+    external:
+      name: "medicine-network"