diff --git a/packages/techdocs-common/src/stages/generate/helpers.test.ts b/packages/techdocs-common/src/stages/generate/helpers.test.ts
index 6098e46c7f..93abf51bb6 100644
--- a/packages/techdocs-common/src/stages/generate/helpers.test.ts
+++ b/packages/techdocs-common/src/stages/generate/helpers.test.ts
@@ -334,6 +334,7 @@ describe('helpers', () => {
 
   describe('addBuildTimestampMetadata', () => {
     beforeEach(() => {
+      mockFs.restore();
       mockFs({
         [tmpDir]: {
           'invalid_techdocs_metadata.json': 'dsds',