diff --git a/demo/spreadsheet-graph.html b/demo/spreadsheet-graph.html
index 951f9e0..20a0894 100644
--- a/demo/spreadsheet-graph.html
+++ b/demo/spreadsheet-graph.html
@@ -168,7 +168,7 @@
     <script type="module">
       import { FolkGeometry } from '../src/canvas/fc-geometry.ts';
       import { FolkConnection } from '../src/arrows/fc-connection.ts';
-      import { FolkSpreadsheet } from '../src/spreadsheet/spreadsheet.ts';
+      import { FolkSpreadsheet } from '../src/folk-spreadsheet.ts';
 
       FolkGeometry.register();
       FolkConnection.register();
diff --git a/demo/spreadsheet-propagator.html b/demo/spreadsheet-propagator.html
index bd11103..fbaabb3 100644
--- a/demo/spreadsheet-propagator.html
+++ b/demo/spreadsheet-propagator.html
@@ -169,7 +169,7 @@
       import { FolkMap } from '../src/folk-map.ts';
       import { FolkGeometry } from '../src/canvas/fc-geometry.ts';
       import { EventPropagator } from '../src/arrows/event-propagator.ts';
-      import { FolkSpreadsheet } from '../src/spreadsheet/spreadsheet.ts';
+      import { FolkSpreadsheet } from '../src/folk-spreadsheet.ts';
 
       FolkMap.register();
       FolkGeometry.register();
diff --git a/demo/spreadsheet.html b/demo/spreadsheet.html
index 71c56f3..a1572a5 100644
--- a/demo/spreadsheet.html
+++ b/demo/spreadsheet.html
@@ -124,7 +124,7 @@
 
     <script type="module">
       import { FolkGeometry } from '../src/canvas/fc-geometry.ts';
-      import { FolkSpreadsheet } from '../src/spreadsheet/spreadsheet.ts';
+      import { FolkSpreadsheet } from '../src/folk-spreadsheet.ts';
 
       FolkGeometry.register();
       FolkSpreadsheet.register();
diff --git a/src/spreadsheet/spreadsheet.ts b/src/folk-spreadsheet.ts
similarity index 100%
rename from src/spreadsheet/spreadsheet.ts
rename to src/folk-spreadsheet.ts