diff --git a/0.4/index.bs b/0.4/index.bs
index 5a7b196f..69e418ff 100644
--- a/0.4/index.bs
+++ b/0.4/index.bs
@@ -402,10 +402,10 @@ if not datasets:
     datasets = [x["path"] for x in multiscales[0]["datasets"]]
 ```
 
-"omero" metadata {#omero-md}
-----------------------------
+"omero" metadata (transitional) {#omero-md}
+-------------------------------------------
 
-Information specific to the channels of an image and how to render it
+[=Transitional=] information specific to the channels of an image and how to render it
 can be found under the "omero" key in the group-level metadata:
 
 ```json
diff --git a/latest/index.bs b/latest/index.bs
index c57809a6..f19c0d94 100644
--- a/latest/index.bs
+++ b/latest/index.bs
@@ -405,10 +405,10 @@ if not datasets:
     datasets = [x["path"] for x in multiscales[0]["datasets"]]
 ```
 
-"omero" metadata {#omero-md}
-----------------------------
+"omero" metadata (transitional) {#omero-md}
+-------------------------------------------
 
-Information specific to the channels of an image and how to render it
+[=Transitional=] information specific to the channels of an image and how to render it
 can be found under the "omero" key in the group-level metadata:
 
 ```json