diff --git a/gradle/libs.versions.toml b/gradle/libs.versions.toml
index 3d160c9..7186436 100644
--- a/gradle/libs.versions.toml
+++ b/gradle/libs.versions.toml
@@ -1,6 +1,6 @@
 [versions]
-tools = "0.14.1-kotlin-1.8.20-Beta"
-kotlin = "1.8.20-Beta"
+tools = "0.14.2-kotlin-1.8.10"
+kotlin = "1.8.10"
 atomicfu = "0.19.0"
 binary-compatibility-validator = "0.12.1"
 changelog = "2.0.0"
@@ -13,7 +13,7 @@ kotlinx-datetime = "0.4.0"
 kotlinx-html = "0.8.0"
 kotlinx-knit = "0.4.0"
 kotlinx-nodejs = "0.0.7"
-kotlinx-serialization = "1.5.0-RC"
+kotlinx-serialization = "1.4.1"
 ktor = "2.2.3"
 xmlutil = "0.84.3"
 yamlkt = "0.12.0"
diff --git a/src/main/kotlin/space/kscience/gradle/KScienceExtension.kt b/src/main/kotlin/space/kscience/gradle/KScienceExtension.kt
index e0aa6bf..51d9e0a 100644
--- a/src/main/kotlin/space/kscience/gradle/KScienceExtension.kt
+++ b/src/main/kotlin/space/kscience/gradle/KScienceExtension.kt
@@ -15,6 +15,7 @@ import org.jetbrains.kotlin.gradle.dsl.KotlinMultiplatformExtension
 import org.jetbrains.kotlin.gradle.dsl.KotlinProjectExtension
 import org.jetbrains.kotlin.gradle.plugin.KotlinDependencyHandler
 import org.jetbrains.kotlin.gradle.plugin.mpp.KotlinNativeTarget
+import org.jetbrains.kotlin.gradle.targets.js.dsl.ExperimentalWasmDsl
 import org.jetbrains.kotlin.gradle.targets.js.dsl.KotlinJsBrowserDsl
 import org.jetbrains.kotlin.gradle.targets.js.dsl.KotlinJsTargetDsl
 import org.jetbrains.kotlin.gradle.targets.js.dsl.KotlinWasmTargetDsl
@@ -381,6 +382,7 @@ public open class KScienceMppExtension(project: Project) : KScienceExtension(pro
         }
     }
 
+    @OptIn(ExperimentalWasmDsl::class)
     public fun wasm(block: KotlinWasmTargetDsl.() -> Unit = {}) {
         project.pluginManager.withPlugin("org.jetbrains.kotlin.multiplatform") {
             project.configure<KotlinMultiplatformExtension> {