diff --git a/packages/layout/tests/page/getSize.test.js b/packages/layout/tests/page/getSize.test.js
index f03edef92..97694c39b 100644
--- a/packages/layout/tests/page/getSize.test.js
+++ b/packages/layout/tests/page/getSize.test.js
@@ -74,14 +74,14 @@ describe('page getSize', () => {
     const size = getSize(page);
 
     expect(size).toHaveProperty('width', 100);
-    expect(size).toHaveProperty('height', undefined);
+    expect(size).toHaveProperty('height', 100);
   });
 
   test('Should accept size number in landscape mode', () => {
     const page = { props: { size: 100, orientation: 'landscape' } };
     const size = getSize(page);
 
-    expect(size).toHaveProperty('width', undefined);
+    expect(size).toHaveProperty('width', 100);
     expect(size).toHaveProperty('height', 100);
   });
 });
diff --git a/packages/layout/tests/steps/resolvePageSizes.test.js b/packages/layout/tests/steps/resolvePageSizes.test.js
index 16e640e17..7811c1eb7 100644
--- a/packages/layout/tests/steps/resolvePageSizes.test.js
+++ b/packages/layout/tests/steps/resolvePageSizes.test.js
@@ -113,7 +113,7 @@ describe('layout resolvePageSizes', () => {
     const result = resolvePageSizes(root);
 
     expect(result.children[0].style).toHaveProperty('width', 100);
-    expect(result.children[0].style).toHaveProperty('height', undefined);
+    expect(result.children[0].style).toHaveProperty('height', 100);
   });
 
   test('Should accept size number in landscape mode', () => {
@@ -125,7 +125,7 @@ describe('layout resolvePageSizes', () => {
     };
     const result = resolvePageSizes(root);
 
-    expect(result.children[0].style).toHaveProperty('width', undefined);
+    expect(result.children[0].style).toHaveProperty('width', 100);
     expect(result.children[0].style).toHaveProperty('height', 100);
   });