diff --git a/docker/blocks/smtp/fig b/docker/blocks/smtp/fig
index c2d37e01c21..3aa25e01311 100644
--- a/docker/blocks/smtp/fig
+++ b/docker/blocks/smtp/fig
@@ -1,4 +1,4 @@
 snmpd:
-  build: blocks/snmpd
+  image: namshi/smtp
   ports:
-    - "161:161"
+    - "25:25"