diff --git a/package.json b/package.json
index addd4ead..52dc2182 100644
--- a/package.json
+++ b/package.json
@@ -180,7 +180,6 @@
     "babel-loader": "^8.0.0",
     "babel-plugin-macros": "^2.2.1",
     "clean-css-loader": "^1.0.1",
-    "clear-module": "^3.0.0",
     "codegen.macro": "^3.0.0",
     "coveralls": "^3.0.0",
     "css-loader": "^1.0.0",
diff --git a/test/common/util.js b/test/common/util.js
index 2d60a5ee..c862647d 100644
--- a/test/common/util.js
+++ b/test/common/util.js
@@ -1,7 +1,7 @@
 'use strict';
 
 const test = require('tape');
-const clean = require('clear-module');
+const {reRequire} = require('mock-require');
 const DIR = '../../';
 const UtilPath = DIR + 'common/util';
 const Util = require(UtilPath);
@@ -136,9 +136,8 @@ test('util: escapeRegExp', (t) => {
 
 test('util: scope', (t) => {
     global.window = {};
-    clean(UtilPath);
     
-    require(UtilPath);
+    reRequire(UtilPath);
     
     t.pass('should set window in scope');
     
diff --git a/test/server/columns.js b/test/server/columns.js
index 9248d585..9869b239 100644
--- a/test/server/columns.js
+++ b/test/server/columns.js
@@ -2,33 +2,30 @@
 
 const test = require('tape');
 const fs = require('fs');
-const clean = require('clear-module');
+const {reRequire} = require('mock-require');
 const columnsPath = '../../server/columns';
 
 test('columns', (t) => {
-    clean(columnsPath);
-    
     const {NODE_ENV} = process.env;
     process.env.NODE_ENV = '';
-    const columns = require(columnsPath);
+    const columns = reRequire(columnsPath);
     
-    t.equal(columns[''], '', 'should equal');
     process.env.NODE_ENV = NODE_ENV;
     
+    t.equal(columns[''], '', 'should equal');
     t.end();
 });
 
 test('columns: dev', (t) => {
-    clean(columnsPath);
     const {NODE_ENV} = process.env;
     process.env.NODE_ENV = 'development';
     
-    const columns = require(columnsPath);
+    const columns = reRequire(columnsPath);
     const css = fs.readFileSync(`${__dirname}/../../css/columns/name-size-date.css`, 'utf8');
     
-    t.equal(columns['name-size-date'], css, 'should equal');
     process.env.NODE_ENV = NODE_ENV;
     
+    t.equal(columns['name-size-date'], css, 'should equal');
     t.end();
 });