diff --git a/packages/notebook-extension/src/trusted.tsx b/packages/notebook-extension/src/trusted.tsx
index 61a1a16d12..37a9bd3b19 100644
--- a/packages/notebook-extension/src/trusted.tsx
+++ b/packages/notebook-extension/src/trusted.tsx
@@ -17,16 +17,19 @@ const isTrusted = (notebook: Notebook): boolean => {
     return false;
   }
   const cells = Array.from(model.cells);
+  let total = 0;
+  let trusted = 0;
 
-  const trusted = cells.reduce((accum, current) => {
-    if (current.trusted) {
-      return accum + 1;
-    } else {
-      return accum;
+  for (const currentCell of cells) {
+    if (currentCell.type !== 'code') {
+      continue;
     }
-  }, 0);
+    total++;
+    if (currentCell.trusted) {
+      trusted++;
+    }
+  }
 
-  const total = cells.length;
   return trusted === total;
 };
 
diff --git a/ui-tests/test/general.spec.ts-snapshots/notebook-chromium-linux.png b/ui-tests/test/general.spec.ts-snapshots/notebook-chromium-linux.png
index b38ce59a7e..3ec3789d54 100644
Binary files a/ui-tests/test/general.spec.ts-snapshots/notebook-chromium-linux.png and b/ui-tests/test/general.spec.ts-snapshots/notebook-chromium-linux.png differ
diff --git a/ui-tests/test/general.spec.ts-snapshots/notebook-firefox-linux.png b/ui-tests/test/general.spec.ts-snapshots/notebook-firefox-linux.png
index e1685bc1f7..5ded949423 100644
Binary files a/ui-tests/test/general.spec.ts-snapshots/notebook-firefox-linux.png and b/ui-tests/test/general.spec.ts-snapshots/notebook-firefox-linux.png differ