diff --git a/packages/syntax-playground/src/nested.js b/packages/syntax-playground/src/nested.js
index 740f04f..709f110 100644
--- a/packages/syntax-playground/src/nested.js
+++ b/packages/syntax-playground/src/nested.js
@@ -16,7 +16,7 @@
 // along with this program.  If not, see <https://www.gnu.org/licenses/>.
 //---------------------------------------------------------------------------
 
-import { Dataspace, inNestedDataspace, Outbound, Inbound } from '@syndicate-lang/core';
+import { Dataspace, Outbound, Inbound } from '@syndicate-lang/core';
 
 assertion type Greeting(text);
 
diff --git a/packages/syntax-playground/src/nested2.js b/packages/syntax-playground/src/nested2.js
index f04d23f..a36d436 100644
--- a/packages/syntax-playground/src/nested2.js
+++ b/packages/syntax-playground/src/nested2.js
@@ -16,7 +16,7 @@
 // along with this program.  If not, see <https://www.gnu.org/licenses/>.
 //---------------------------------------------------------------------------
 
-import { Dataspace, inNestedDataspace, Outbound, Inbound } from '@syndicate-lang/core';
+import { Dataspace, Outbound, Inbound } from '@syndicate-lang/core';
 import { $QuitDataspace } from '@syndicate-lang/core';
 
 assertion type Greeting(text);