4 files changed, 6 insertions, 6 deletions
diff --git a/sandbox/005-sandbox.mu b/sandbox/005-sandbox.mu
index 810aab5f..df6d9817 100644
--- a/sandbox/005-sandbox.mu
+++ b/sandbox/005-sandbox.mu
@@ -18,8 +18,8 @@ after <programming-environment-initialization> [
 ]
 
 container sandbox-data [
-  data:address:array:character
-  response:address:array:character
+  data:text
+  response:text
   # coordinates to track clicks
   # constraint: will be 0 for sandboxes at positions before env.render-from
   starting-row-on-screen:number
diff --git a/sandbox/009-sandbox-test.mu b/sandbox/009-sandbox-test.mu
index c89775a4..a0da09a8 100644
--- a/sandbox/009-sandbox-test.mu
+++ b/sandbox/009-sandbox-test.mu
@@ -84,7 +84,7 @@ def foo [
 # this requires tracking a couple more things
 container sandbox-data [
   response-starting-row-on-screen:number
-  expected-response:address:array:character
+  expected-response:text
 ]
 
 # include expected response when saving or restoring a sandbox
diff --git a/sandbox/010-sandbox-trace.mu b/sandbox/010-sandbox-trace.mu
index c42a9dfc..ea1d332f 100644
--- a/sandbox/010-sandbox-trace.mu
+++ b/sandbox/010-sandbox-trace.mu
@@ -159,7 +159,7 @@ scenario clicking-on-app-trace-does-nothing [
 ]
 
 container sandbox-data [
-  trace:address:array:character
+  trace:text
   display-trace?:boolean
 ]
 
diff --git a/sandbox/011-errors.mu b/sandbox/011-errors.mu
index 108ec0ab..17e7982f 100644
--- a/sandbox/011-errors.mu
+++ b/sandbox/011-errors.mu
@@ -1,7 +1,7 @@
 ## handling malformed programs
 
 container programming-environment-data [
-  recipe-errors:address:array:character
+  recipe-errors:text
 ]
 
 # copy code from recipe editor, persist, load into mu, save any errors
@@ -73,7 +73,7 @@ before <render-components-end> [
 ]
 
 container sandbox-data [
-  errors:address:array:character
+  errors:text
 ]
 
 def! update-sandbox sandbox:address:sandbox-data, env:address:programming-environment-data, idx:number -> sandbox:address:sandbox-data, env:address:programming-environment-data [