diff --git a/TelegramBotAPI-core/build.gradle b/TelegramBotAPI-core/build.gradle
index c40921b5ce..eaf93b61f8 100644
--- a/TelegramBotAPI-core/build.gradle
+++ b/TelegramBotAPI-core/build.gradle
@@ -32,14 +32,7 @@ repositories {
 kotlin {
     jvm()
     js(BOTH) {
-        browser {
-            testTask {
-                useKarma {
-                    useFirefox()
-                    useChrome()
-                }
-            }
-        }
+        browser()
         nodejs()
     }
 
diff --git a/TelegramBotAPI-extensions-api/build.gradle b/TelegramBotAPI-extensions-api/build.gradle
index 042fd744d6..c6b432b627 100644
--- a/TelegramBotAPI-extensions-api/build.gradle
+++ b/TelegramBotAPI-extensions-api/build.gradle
@@ -32,14 +32,7 @@ repositories {
 kotlin {
     jvm()
     js(BOTH) {
-        browser {
-            testTask {
-                useKarma {
-                    useFirefox()
-                    useChrome()
-                }
-            }
-        }
+        browser()
         nodejs()
     }
 
diff --git a/TelegramBotAPI-extensions-utils/build.gradle b/TelegramBotAPI-extensions-utils/build.gradle
index 042fd744d6..c6b432b627 100644
--- a/TelegramBotAPI-extensions-utils/build.gradle
+++ b/TelegramBotAPI-extensions-utils/build.gradle
@@ -32,14 +32,7 @@ repositories {
 kotlin {
     jvm()
     js(BOTH) {
-        browser {
-            testTask {
-                useKarma {
-                    useFirefox()
-                    useChrome()
-                }
-            }
-        }
+        browser()
         nodejs()
     }