diff --git a/hello-stratum.morph b/hello-stratum.morph
index 53e76f3..8417659 100644
--- a/hello-stratum.morph
+++ b/hello-stratum.morph
@@ -1,7 +1,10 @@
+build-depends: []
 chunks:
 - build-depends: []
+  morph: hello
   name: hello
-  ref: master
+  ref: newbranch
   repo: test:hello
+description: ''
 kind: stratum
 name: hello-stratum
diff --git a/hello-system.morph b/hello-system.morph
index 721473c..a4c5640 100644
--- a/hello-system.morph
+++ b/hello-system.morph
@@ -1,9 +1,12 @@
 arch: x86_64
+configuration-extensions: []
+description: ''
+disk-size: 1G
 kind: system
 name: hello-system
 strata:
 - morph: hello-stratum
-  ref: master
+  ref: newbranch
   repo: test:morphs
 - morph: xyzzy-stratum
   ref: master
diff --git a/xyzzy-stratum.morph b/xyzzy-stratum.morph
index e302037..71e7651 100644
--- a/xyzzy-stratum.morph
+++ b/xyzzy-stratum.morph
@@ -1,11 +1,13 @@
 build-depends:
 - morph: hello-stratum
-  ref: master
+  ref: newbranch
   repo: test:morphs
 chunks:
 - build-depends: []
+  morph: hello
   name: hello
-  ref: master
+  ref: newbranch
   repo: test:hello
+description: ''
 kind: stratum
 name: xyzzy-stratum