diff --git a/README.md b/README.md
index e2fb84b..3d440e1 100644
--- a/README.md
+++ b/README.md
@@ -185,6 +185,13 @@ with:
         secret/data/ci/aws accessKey | AWS_ACCESS_KEY_ID ;
         secret/data/ci/aws secretKey | AWS_SECRET_ACCESS_KEY
 ```
+You can specify a wildcard * for the key name to get all keys in the path.  If you provide an output name with the wildcard, the name will be prepended to the key name:
+
+```yaml
+with:
+    secrets: |
+        secret/data/ci/aws * | MYAPP_ ;
+```
 
 ## Other Secret Engines