diff --git a/client/client.js b/client/client.js
index f151c803..5d7ac82f 100644
--- a/client/client.js
+++ b/client/client.js
@@ -259,9 +259,9 @@ function CloudCmdProto(DOM) {
         if (!modules)
             return;
         
-        modules.local.forEach((module) => {
+        for (const module of modules.local) {
             load(null, module, doBefore[module]);
-        });
+        }
     });
     
     function baseInit(callback) {
diff --git a/client/dom/buffer.js b/client/dom/buffer.js
index a844384f..6d7f05e8 100644
--- a/client/dom/buffer.js
+++ b/client/dom/buffer.js
@@ -36,17 +36,17 @@ function BufferProto() {
     function addCutClass() {
         const files = DOM.getActiveFiles();
         
-        files.forEach((element) => {
+        for (const element of files) {
             element.classList.add(CLASS);
-        });
+        }
     }
     
     function rmCutClass() {
         const files = DOM.getByClassAll(CLASS);
         
-        [...files].forEach((element) => {
+        for (const element of [...files]) {
             element.classList.remove(CLASS);
-        });
+        }
     }
     
     function callIfEnabled(callback) {
diff --git a/client/dom/events/index.js b/client/dom/events/index.js
index 692360d8..4bfd290a 100644
--- a/client/dom/events/index.js
+++ b/client/dom/events/index.js
@@ -60,23 +60,24 @@ function EventsProto() {
             break;
         
         case 'array':
-            eventName.forEach((eventName) => {
+            for (const eventName of eventName) {
                 parseArgs(eventName,
                     element,
                     listener,
                     callback);
-            });
+            }
+            
             break;
         
         case 'object':
-            Object.keys(eventName).forEach((name) => {
+            for (const name of Object.keys(eventName)) {
                 const eventListener = eventName[name];
                 
                 parseArgs(name,
                     element,
                     eventListener,
                     callback);
-            });
+            }
             
             break;
         }
diff --git a/client/dom/load.js b/client/dom/load.js
index 56bfe759..513de732 100644
--- a/client/dom/load.js
+++ b/client/dom/load.js
@@ -48,10 +48,10 @@ module.exports.ajax = (params) => {
     
     xhr.open(type, p.url, true);
     
-    Object.keys(headers).forEach((name) => {
+    for (const name of Object.keys(headers)) {
         const value = headers[name];
         xhr.setRequestHeader(name, value);
-    });
+    }
     
     if (p.responseType)
         xhr.responseType = p.responseType;
diff --git a/client/modules/config/index.js b/client/modules/config/index.js
index d85d2942..5db8ee06 100644
--- a/client/modules/config/index.js
+++ b/client/modules/config/index.js
@@ -206,12 +206,12 @@ async function onChange(el) {
 }
 
 function onSave(obj) {
-    Object.keys(obj).forEach((name) => {
+    for (const name of Object.keys(obj)) {
         const data = obj[name];
         
         CloudCmd._config(name, data);
         input.setValue(name, data, Element);
-    });
+    }
 }
 
 async function saveHttp(obj) {
diff --git a/client/modules/menu.js b/client/modules/menu.js
index 502d4100..5616400c 100644
--- a/client/modules/menu.js
+++ b/client/modules/menu.js
@@ -267,7 +267,7 @@ function download(type) {
     if (!files.length)
         return alertNoFiles();
     
-    files.forEach((file) => {
+    for (const file of files) {
         const selected = DOM.isSelected(file);
         const isDir = DOM.isCurrentIsDir(file);
         const path = DOM.getCurrentPath(file);
@@ -302,7 +302,7 @@ function download(type) {
         
         if (selected)
             DOM.toggleSelectedFile(file);
-    });
+    }
 }
 
 function getCurrentPosition() {
diff --git a/common/entity.js b/common/entity.js
index c3c718c4..bad8ef77 100644
--- a/common/entity.js
+++ b/common/entity.js
@@ -10,23 +10,23 @@ const Entities = {
 const keys = Object.keys(Entities);
 
 module.exports.encode = (str) => {
-    keys.forEach((code) => {
+    for (const code of keys) {
         const char = Entities[code];
         const reg = RegExp(char, 'g');
         
         str = str.replace(reg, code);
-    });
+    }
     
     return str;
 };
 
 module.exports.decode = (str) => {
-    keys.forEach((code) => {
+    for (const code of keys) {
         const char = Entities[code];
         const reg = RegExp(code, 'g');
         
         str = str.replace(reg, char);
-    });
+    }
     
     return str;
 };
diff --git a/server/cloudcmd.js b/server/cloudcmd.js
index e878ea15..03fa26eb 100644
--- a/server/cloudcmd.js
+++ b/server/cloudcmd.js
@@ -62,7 +62,7 @@ module.exports = (params) => {
     
     checkPlugins(plugins);
     
-    keys.forEach((name) => {
+    for (const name of keys) {
         let value = options[name];
         
         if (/root/.test(name))
@@ -75,7 +75,7 @@ module.exports = (params) => {
             value = prefixer(value);
         
         config(name, value);
-    });
+    }
     
     config('console', defaultValue(config, 'console', options));
     config('configDialog', defaultValue(config, 'configDialog', options));
diff --git a/server/config.js b/server/config.js
index 4927f2fe..bba94351 100644
--- a/server/config.js
+++ b/server/config.js
@@ -229,9 +229,9 @@ async function patchConfig(manage, {name, request, response, cache}) {
 }
 
 function traverse([manage, json]) {
-    Object.keys(json).forEach((name) => {
+    for (const name of Object.keys(json)) {
         manage(name, json[name]);
-    });
+    }
 }
 
 module.exports._cryptoPass = cryptoPass;