diff --git a/web/benchmark-core/build.gradle.kts b/web/benchmark-core/build.gradle.kts
index a24d72c0c6..be42e07216 100644
--- a/web/benchmark-core/build.gradle.kts
+++ b/web/benchmark-core/build.gradle.kts
@@ -35,6 +35,7 @@ kotlin {
 
         val jsTest by getting {
             dependencies {
+                implementation(project(":test-utils"))
                 implementation(kotlin("test-js"))
             }
         }
diff --git a/web/benchmark-core/src/jsTest/kotlin/BenchmarkTests.kt b/web/benchmark-core/src/jsTest/kotlin/BenchmarkTests.kt
index e607f80414..db3b0d513b 100644
--- a/web/benchmark-core/src/jsTest/kotlin/BenchmarkTests.kt
+++ b/web/benchmark-core/src/jsTest/kotlin/BenchmarkTests.kt
@@ -4,6 +4,9 @@ import kotlinx.browser.window
 import kotlinx.coroutines.flow.Flow
 import kotlinx.coroutines.flow.flow
 import kotlinx.coroutines.flow.toList
+import org.jetbrains.compose.web.testutils.ComposeWebExperimentalTestsApi
+import org.jetbrains.compose.web.testutils.TestScope
+import org.jetbrains.compose.web.testutils.runTest
 import org.w3c.dom.get
 import kotlin.test.Test
 import kotlin.test.assertEquals
@@ -13,6 +16,7 @@ import kotlin.time.ExperimentalTime
 import kotlin.time.measureTime
 
 @OptIn(ExperimentalTime::class)
+@ComposeWebExperimentalTestsApi
 class BenchmarkTests {
 
     private fun flowRepeat(count: Int, calculate: suspend () -> Duration): Flow<Duration> {
@@ -48,7 +52,7 @@ class BenchmarkTests {
     suspend private fun TestScope.addNItems(n: Int): Duration {
         val addItemsCount = mutableStateOf(0)
 
-        val composition = composition {
+        composition {
             AddItems(addItemsCount.value)
         }
 
@@ -60,7 +64,6 @@ class BenchmarkTests {
         }
 
         assertEquals(n, root.childElementCount)
-        composition.dispose()
 
         return duration
     }
@@ -89,7 +92,7 @@ class BenchmarkTests {
     fun remove1000Items() = runBenchmark("remove1000Items") {
         val addItemsCount = mutableStateOf(1000)
 
-        val composition = composition {
+        composition {
             AddItems(addItemsCount.value)
         }
 
@@ -101,7 +104,6 @@ class BenchmarkTests {
         }
 
         assertEquals(0, root.childElementCount)
-        composition.dispose()
 
         duration
     }
@@ -111,7 +113,7 @@ class BenchmarkTests {
         val items = mutableStateListOf<String>()
         items.addAll(generateSequence(0) { it + 1 }.map { it.toString() }.take(1000))
 
-        val composition = composition {
+        composition {
             AddItems(items)
         }
 
@@ -129,14 +131,13 @@ class BenchmarkTests {
         repeat(items.size) {
             if (it % 10 == 0) items[it] = "${items[it]}-$it"
         }
+
         waitForAnimationFrame()
 
         assertEquals(1000, root.childElementCount)
         assertEquals("1", root.children[1]!!.firstChild!!.textContent)
         assertEquals("10-10", root.children[10]!!.firstChild!!.textContent)
 
-        composition.dispose()
-
         duration
     }
 }
diff --git a/web/benchmark-core/src/jsTest/kotlin/TestUtils.kt b/web/benchmark-core/src/jsTest/kotlin/TestUtils.kt
index fb5ca0b4de..91e819a732 100644
--- a/web/benchmark-core/src/jsTest/kotlin/TestUtils.kt
+++ b/web/benchmark-core/src/jsTest/kotlin/TestUtils.kt
@@ -17,35 +17,6 @@ import org.w3c.dom.MutationObserverInit
 import kotlin.coroutines.resume
 import kotlin.coroutines.suspendCoroutine
 
-private val testScope = MainScope()
-
-class TestScope : CoroutineScope by testScope {
-
-    val root = "div".asHtmlElement()
-
-    fun composition(content: @Composable () -> Unit): Composition {
-        root.clear()
-        return renderComposable(root) {
-            content()
-        }
-    }
-
-    suspend fun waitChanges() {
-        waitForChanges(root)
-    }
-}
-
-internal fun runTest(block: suspend TestScope.() -> Unit): dynamic {
-    val scope = TestScope()
-    return scope.promise { block(scope) }
-}
-
-internal fun runBlockingTest(
-    block: suspend CoroutineScope.() -> Unit
-): dynamic = testScope.promise { this.block() }
-
-internal fun String.asHtmlElement() = document.createElement(this) as HTMLElement
-
 /* Currently, the recompositionRunner relies on AnimationFrame to run the recomposition and
 applyChanges. Therefore we can use this method after updating the state and before making
 assertions.