diff --git a/__tests__/buildx/bake.test.itg.ts b/__tests__/buildx/bake.test.itg.ts
index 8778ecd..78a0863 100644
--- a/__tests__/buildx/bake.test.itg.ts
+++ b/__tests__/buildx/bake.test.itg.ts
@@ -23,7 +23,7 @@ import {BakeDefinition} from '../../src/types/bake';
 
 const fixturesDir = path.join(__dirname, '..', 'fixtures');
 
-const maybe = !process.env.GITHUB_ACTIONS || (process.env.GITHUB_ACTIONS === 'true' && process.env.imageOS && process.env.imageOS.startsWith('ubuntu')) ? describe : describe.skip;
+const maybe = !process.env.GITHUB_ACTIONS || (process.env.GITHUB_ACTIONS === 'true' && process.env.ImageOS && process.env.ImageOS.startsWith('ubuntu')) ? describe : describe.skip;
 
 beforeEach(() => {
   jest.clearAllMocks();
diff --git a/__tests__/buildx/install.test.itg.ts b/__tests__/buildx/install.test.itg.ts
index 6dca1bc..8e7748b 100644
--- a/__tests__/buildx/install.test.itg.ts
+++ b/__tests__/buildx/install.test.itg.ts
@@ -19,7 +19,7 @@ import * as fs from 'fs';
 
 import {Install} from '../../src/buildx/install';
 
-const maybe = !process.env.GITHUB_ACTIONS || (process.env.GITHUB_ACTIONS === 'true' && process.env.imageOS && process.env.imageOS.startsWith('ubuntu')) ? describe : describe.skip;
+const maybe = !process.env.GITHUB_ACTIONS || (process.env.GITHUB_ACTIONS === 'true' && process.env.ImageOS && process.env.ImageOS.startsWith('ubuntu')) ? describe : describe.skip;
 
 maybe('download', () => {
   // prettier-ignore