diff --git a/build/azure-pipelines/common/computeNodeModulesCacheKey.js b/build/azure-pipelines/common/computeNodeModulesCacheKey.js
index 535cb7efd98..fe84d03e1d7 100644
--- a/build/azure-pipelines/common/computeNodeModulesCacheKey.js
+++ b/build/azure-pipelines/common/computeNodeModulesCacheKey.js
@@ -9,7 +9,7 @@ const path = require("path");
 const crypto = require("crypto");
 const { dirs } = require('../../npm/dirs');
 const ROOT = path.join(__dirname, '../../../');
-const shasum = crypto.createHash('sha1');
+const shasum = crypto.createHash('sha256');
 shasum.update(fs.readFileSync(path.join(ROOT, 'build/.cachesalt')));
 shasum.update(fs.readFileSync(path.join(ROOT, '.yarnrc')));
 shasum.update(fs.readFileSync(path.join(ROOT, 'remote/.yarnrc')));
diff --git a/build/azure-pipelines/common/computeNodeModulesCacheKey.ts b/build/azure-pipelines/common/computeNodeModulesCacheKey.ts
index f9d70503685..16bf76796f9 100644
--- a/build/azure-pipelines/common/computeNodeModulesCacheKey.ts
+++ b/build/azure-pipelines/common/computeNodeModulesCacheKey.ts
@@ -10,7 +10,7 @@ const { dirs } = require('../../npm/dirs');
 
 const ROOT = path.join(__dirname, '../../../');
 
-const shasum = crypto.createHash('sha1');
+const shasum = crypto.createHash('sha256');
 
 shasum.update(fs.readFileSync(path.join(ROOT, 'build/.cachesalt')));
 shasum.update(fs.readFileSync(path.join(ROOT, '.yarnrc')));