diff --git a/examples/transformerconfigs/README.md b/examples/transformerconfigs/README.md
index 5b0cd7046..fd1c041ea 100644
--- a/examples/transformerconfigs/README.md
+++ b/examples/transformerconfigs/README.md
@@ -165,4 +165,14 @@ In addition to the default transformers, you can create custom transformer confi
 
 - [support a CRD type](crd/README.md)
 - add extra fields for variable substitution
-- add extra fields for name reference
\ No newline at end of file
+- add extra fields for name reference
+
+
+## Supporting escape characters in CRD path
+
+```yaml
+metadata:
+  annotations:
+    foo.k8s.io/bar: baz
+```
+Kustomize supports escaping special characters in path, e.g `matadata/annotations/foo.k8s.io\/bar`