diff --git a/.env.sample b/.env.sample
index 0f0739d..285a912 100644
--- a/.env.sample
+++ b/.env.sample
@@ -12,3 +12,4 @@ LETS_ENCRYPT_ENV=production
 SECRET_TEST_PASS_ONE_VERSION=v1
 SECRET_TEST_PASS_TWO_VERSION=v1 # length=10
 #SECRET_EXTRA_PASS_VERSION=v1
+#LONG_SECRET_VERSION=v1
diff --git a/compose.long_secret.yml b/compose.long_secret.yml
new file mode 100644
index 0000000..0da6b0f
--- /dev/null
+++ b/compose.long_secret.yml
@@ -0,0 +1,12 @@
+---
+version: "3.8"
+
+services:
+  app:
+    secrets:
+      - long_secret
+
+secrets:
+  long_secret:
+    external: true
+    name: ${STACK_NAME}_long_secret1234567890_${LONG_SECRET_VERSION}