diff --git a/tests/functional/close-algorithm.test.js b/tests/functional/close-algorithm.test.js
index faa28868..2f840b46 100644
--- a/tests/functional/close-algorithm.test.js
+++ b/tests/functional/close-algorithm.test.js
@@ -4,7 +4,7 @@ import WebSocket from '../../src/websocket';
 import networkBridge from '../../src/network-bridge';
 import delay from '../../src/helpers/delay';
 
-test.afterEach(() => {
+test.beforeEach(() => {
   networkBridge.urlMap = {};
 });
 
diff --git a/tests/functional/websockets.test.js b/tests/functional/websockets.test.js
index 7d7cd79e..29012d30 100644
--- a/tests/functional/websockets.test.js
+++ b/tests/functional/websockets.test.js
@@ -3,7 +3,7 @@ import Server from '../../src/server';
 import WebSocket from '../../src/websocket';
 import networkBridge from '../../src/network-bridge';
 
-test.afterEach(() => {
+test.beforeEach(() => {
   networkBridge.urlMap = {};
 });
 
diff --git a/tests/unit/network-bridge.test.js b/tests/unit/network-bridge.test.js
index 0c91aa06..51e18c08 100644
--- a/tests/unit/network-bridge.test.js
+++ b/tests/unit/network-bridge.test.js
@@ -4,7 +4,7 @@ import networkBridge from '../../src/network-bridge';
 
 const fakeObject = { foo: 'bar' };
 
-test.afterEach(() => {
+test.beforeEach(() => {
   networkBridge.urlMap = {};
 });