diff --git a/EpcQrCode/build.gradle.kts b/EpcQrCode/build.gradle.kts
index 676086a..eea9b83 100644
--- a/EpcQrCode/build.gradle.kts
+++ b/EpcQrCode/build.gradle.kts
@@ -25,10 +25,9 @@ kotlin {
     js(IR) {
         browser {
             testTask {
-                this.isEnabled = false
-
                 useKarma {
                     useChromeHeadless()
+                    useFirefoxHeadless()
                     webpackConfig.cssSupport.enabled = true
                 }
             }
@@ -58,8 +57,7 @@ kotlin {
         }
         val commonTest by getting {
             dependencies {
-                implementation(kotlin("test-common"))
-                implementation(kotlin("test-annotations-common"))
+                implementation(kotlin("test"))
             }
         }
 
@@ -70,7 +68,7 @@ kotlin {
         }
         val jvmTest by getting {
             dependencies {
-                implementation(kotlin("test-junit"))
+
             }
         }
 
@@ -78,11 +76,7 @@ kotlin {
         val iosTest by getting
 
         val jsMain by getting
-        val jsTest by getting {
-            dependencies {
-                implementation(kotlin("test-js"))
-            }
-        }
+        val jsTest by getting
 
 
         val nativeMain by getting