diff --git a/.env.sample b/.env.sample
index 0f0739d..eb1b58c 100644
--- a/.env.sample
+++ b/.env.sample
@@ -9,6 +9,9 @@ COMPOSE_FILE="compose.yml"
 
 LETS_ENCRYPT_ENV=production
 
+NET_WITH_COMMENT=foo # bar
+NET_WITH_COMMENT_TWO=baz # bing=bong
+
 SECRET_TEST_PASS_ONE_VERSION=v1
 SECRET_TEST_PASS_TWO_VERSION=v1 # length=10
 #SECRET_EXTRA_PASS_VERSION=v1
diff --git a/compose.env_comment.yml b/compose.env_comment.yml
new file mode 100644
index 0000000..a574d89
--- /dev/null
+++ b/compose.env_comment.yml
@@ -0,0 +1,16 @@
+---
+version: "3.8"
+
+services:
+  app:
+    networks:
+      - net_comment_one
+      - net_comment_two
+
+networks:
+  net_comment_one:
+    external: true
+    name: ${NETWORK_WITH_COMMENT}
+  net_comment_two:
+    external: true
+    name: ${NETWORK_WITH_COMMENT_TWO}