diff --git a/build-common/src/org/jetbrains/kotlin/build/BuildMetaInfo.kt b/build-common/src/org/jetbrains/kotlin/build/BuildMetaInfo.kt
index 5a3d395f026..81df16be9e4 100644
--- a/build-common/src/org/jetbrains/kotlin/build/BuildMetaInfo.kt
+++ b/build-common/src/org/jetbrains/kotlin/build/BuildMetaInfo.kt
@@ -40,7 +40,7 @@ abstract class BuildMetaInfoFactory<T : BuildMetaInfo>(private val metaInfoClass
     ): T
 
     fun create(args: CommonCompilerArguments): T {
-        val languageVersion = args.languageVersion?.let((LanguageVersion)::fromVersionString) ?: LanguageVersion.LATEST_STABLE
+        val languageVersion = args.languageVersion?.let { LanguageVersion.fromVersionString(it) } ?: LanguageVersion.LATEST_STABLE
 
         return create(
             isEAP = languageVersion.isPreRelease(),
@@ -51,7 +51,7 @@ abstract class BuildMetaInfoFactory<T : BuildMetaInfo>(private val metaInfoClass
             ownVersion = OWN_VERSION,
             coroutinesVersion = COROUTINES_VERSION,
             multiplatformVersion = MULTIPLATFORM_VERSION,
-            metadataVersionArray = args.metadataVersion?.let((BinaryVersion)::parseVersionArray)
+            metadataVersionArray = args.metadataVersion?.let { BinaryVersion.parseVersionArray(it) }
         )
     }
 
diff --git a/compiler/daemon/build.gradle.kts b/compiler/daemon/build.gradle.kts
index 02797935cbc..451d2995f93 100644
--- a/compiler/daemon/build.gradle.kts
+++ b/compiler/daemon/build.gradle.kts
@@ -39,3 +39,11 @@ runtimeJar()
 sourcesJar()
 
 javadocJar()
+
+tasks {
+    val compileKotlin by existing(org.jetbrains.kotlin.gradle.tasks.KotlinCompile::class) {
+        kotlinOptions {
+            freeCompilerArgs += "-Xopt-in=kotlinx.coroutines.DelicateCoroutinesApi"
+        }
+    }
+}
diff --git a/compiler/daemon/daemon-client-new/build.gradle.kts b/compiler/daemon/daemon-client-new/build.gradle.kts
index bf93f440a3d..f045c410863 100644
--- a/compiler/daemon/daemon-client-new/build.gradle.kts
+++ b/compiler/daemon/daemon-client-new/build.gradle.kts
@@ -66,3 +66,11 @@ runtimeJar()
 sourcesJar()
 
 javadocJar()
+
+tasks {
+    val compileKotlin by existing(org.jetbrains.kotlin.gradle.tasks.KotlinCompile::class) {
+        kotlinOptions {
+            freeCompilerArgs += "-Xopt-in=kotlinx.coroutines.DelicateCoroutinesApi"
+        }
+    }
+}
diff --git a/compiler/daemon/daemon-common-new/build.gradle.kts b/compiler/daemon/daemon-common-new/build.gradle.kts
index 3604f4aba5b..57ab06edd7b 100644
--- a/compiler/daemon/daemon-common-new/build.gradle.kts
+++ b/compiler/daemon/daemon-common-new/build.gradle.kts
@@ -25,3 +25,11 @@ sourceSets {
     "main" { projectDefault() }
     "test" {}
 }
+
+tasks {
+    val compileKotlin by existing(org.jetbrains.kotlin.gradle.tasks.KotlinCompile::class) {
+        kotlinOptions {
+            freeCompilerArgs += "-Xopt-in=kotlinx.coroutines.DelicateCoroutinesApi"
+        }
+    }
+}
diff --git a/compiler/daemon/daemon-common-new/src/org/jetbrains/kotlin/daemon/common/experimental/socketInfrastructure/Client.kt b/compiler/daemon/daemon-common-new/src/org/jetbrains/kotlin/daemon/common/experimental/socketInfrastructure/Client.kt
index 04d3f15854f..895bea0c178 100644
--- a/compiler/daemon/daemon-common-new/src/org/jetbrains/kotlin/daemon/common/experimental/socketInfrastructure/Client.kt
+++ b/compiler/daemon/daemon-common-new/src/org/jetbrains/kotlin/daemon/common/experimental/socketInfrastructure/Client.kt
@@ -103,7 +103,7 @@ abstract class DefaultAuthorizableClient<ServerType : ServerBase>(
     }
 
     override fun sendNoReplyMessage(msg: AnyMessage<out ServerType>) {
-        writeActor.offer(SendNoreplyMessageQuery(msg))
+        writeActor.trySend(SendNoreplyMessageQuery(msg))
     }
 
     override suspend fun <T> readMessage(id: Int): T {