diff --git a/client/config/paths.js b/client/config/paths.js
index a2b5e0222481..3c913f11cc95 100644
--- a/client/config/paths.js
+++ b/client/config/paths.js
@@ -51,7 +51,6 @@ const config = {
   appSrc: resolveApp("src"),
   appTsConfig: resolveApp("tsconfig.json"),
   yarnLockFile: resolveApp("../yarn.lock"),
-  testsSetup: resolveModule(resolveApp, "src/setupTests"),
   proxySetup: resolveApp("src/setupProxy.js"),
   publicUrlOrPath,
   libsPath: resolveApp("../libs"),
diff --git a/client/config/webpack.config.js b/client/config/webpack.config.js
index 42eba0327d4a..7436b4bff215 100644
--- a/client/config/webpack.config.js
+++ b/client/config/webpack.config.js
@@ -570,7 +570,6 @@ function config(webpackEnv) {
             { file: "**/src/**/__tests__/**" },
             { file: "**/src/**/?(*.){spec|test}.*" },
             { file: "**/src/setupProxy.*" },
-            { file: "**/src/setupTests.*" },
           ],
         },
       }),
diff --git a/client/src/setupTests.js b/client/src/setupTests.js
deleted file mode 100644
index e9572e9a6486..000000000000
--- a/client/src/setupTests.js
+++ /dev/null
@@ -1,20 +0,0 @@
-// localStorage mock for tests
-const mockLocalStorage = () => {
-  let store = {};
-  return {
-    getItem: function (key) {
-      return store[key] || null;
-    },
-    removeItem: function (key) {
-      delete store[key];
-    },
-    setItem: function (key, value) {
-      store[key] = value.toString();
-    },
-    clear: function () {
-      store = {};
-    },
-  };
-};
-
-global.localStorage = mockLocalStorage();