diff --git a/gradle/libs.versions.toml b/gradle/libs.versions.toml
index 266f8ae..5ff2753 100644
--- a/gradle/libs.versions.toml
+++ b/gradle/libs.versions.toml
@@ -1,6 +1,6 @@
 [versions]
 tools = "0.10.4"
-kotlin = "1.5.31"
+kotlin = "1.6.0-M1"
 atomicfu = "0.16.2"
 binary-compatibility-validator = "0.7.1"
 changelog = "1.3.0"
@@ -14,11 +14,11 @@ kotlinx-datetime = "0.2.1"
 kotlinx-html = "0.7.3"
 kotlinx-knit = "0.2.3"
 kotlinx-nodejs = "0.0.7"
-kotlinx-serialization = "1.3.0-RC"
+kotlinx-serialization = "1.3.0"
 ktor = "1.6.3"
 xmlutil = "0.83.0"
 yamlkt = "0.10.2"
-jsBom = "0.0.1-pre.243-kotlin-1.5.30"
+jsBom = "0.0.1-pre.248-kotlin-1.5.31"
 
 [libraries]
 atomicfu-gradle = { module = "org.jetbrains.kotlinx:atomicfu-gradle-plugin", version.ref = "atomicfu" }
diff --git a/src/main/kotlin/ru/mipt/npm/gradle/KScienceCommonPlugin.kt b/src/main/kotlin/ru/mipt/npm/gradle/KScienceCommonPlugin.kt
index 70b06c4..1ee4e43 100644
--- a/src/main/kotlin/ru/mipt/npm/gradle/KScienceCommonPlugin.kt
+++ b/src/main/kotlin/ru/mipt/npm/gradle/KScienceCommonPlugin.kt
@@ -28,12 +28,11 @@ public open class KScienceCommonPlugin : Plugin<Project> {
             configure<KotlinJvmProjectExtension> {
                 explicitApiWarning()
 
-                sourceSets["main"].apply {
+                sourceSets.all {
                     languageSettings.applySettings()
                 }
 
                 sourceSets["test"].apply {
-                    languageSettings.applySettings()
                     dependencies {
                         implementation(kotlin("test-junit5"))
                         implementation("org.junit.jupiter:junit-jupiter:5.6.1")
@@ -69,15 +68,17 @@ public open class KScienceCommonPlugin : Plugin<Project> {
                     }
                 }
 
-                sourceSets["main"].apply {
+                sourceSets.all {
                     languageSettings.applySettings()
+                }
+
+                sourceSets["main"].apply {
                     dependencies {
                         api(project.dependencies.platform("org.jetbrains.kotlin-wrappers:kotlin-wrappers-bom:${KScienceVersions.jsBom}"))
                     }
                 }
 
                 sourceSets["test"].apply {
-                    languageSettings.applySettings()
                     dependencies {
                         implementation(kotlin("test-js"))
                     }
@@ -138,12 +139,8 @@ public open class KScienceCommonPlugin : Plugin<Project> {
                     }
                 }
 
-                afterEvaluate {
-                    targets.all {
-                        sourceSets.all {
-                            languageSettings.applySettings()
-                        }
-                    }
+                sourceSets.all {
+                    languageSettings.applySettings()
                 }
 
                 (tasks.findByName("jsProcessResources") as? Copy)?.apply {