diff --git a/lib/platform/github/gh-got-wrapper.js b/lib/platform/github/gh-got-wrapper.js
index 026a555f869b9c7cb95ef58fce2ef0c88f29fc96..f5b88771a35c9fa9e3619a0c17861a3be4d822aa 100644
--- a/lib/platform/github/gh-got-wrapper.js
+++ b/lib/platform/github/gh-got-wrapper.js
@@ -139,7 +139,7 @@ async function get(path, options, retries = 5) {
         },
         'Bad credentials'
       );
-      if (rateLimit === 60) {
+      if (rateLimit === '60') {
         throw new Error('platform-failure');
       }
       throw new Error('bad-credentials');
diff --git a/test/platform/github/gh-got-wrapper.spec.js b/test/platform/github/gh-got-wrapper.spec.js
index 533333f957994209357e0dbad4256ab7909edef8..25aa3e10b7f6a6b7490991dfbf1f2698a48af101 100644
--- a/test/platform/github/gh-got-wrapper.spec.js
+++ b/test/platform/github/gh-got-wrapper.spec.js
@@ -96,7 +96,7 @@ describe('platform/gh-got-wrapper', () => {
         statusCode: 401,
         message: 'Bad credentials. (401)',
         headers: {
-          'x-ratelimit-limit': 60,
+          'x-ratelimit-limit': '60',
         },
       })
     );