diff --git a/compiler/fir/fir-serialization/src/org/jetbrains/kotlin/fir/serialization/FirAnnotationSerializer.kt b/compiler/fir/fir-serialization/src/org/jetbrains/kotlin/fir/serialization/FirAnnotationSerializer.kt
index 0bb3ba472ec..64812c800c8 100644
--- a/compiler/fir/fir-serialization/src/org/jetbrains/kotlin/fir/serialization/FirAnnotationSerializer.kt
+++ b/compiler/fir/fir-serialization/src/org/jetbrains/kotlin/fir/serialization/FirAnnotationSerializer.kt
@@ -13,6 +13,7 @@ import org.jetbrains.kotlin.fir.FirSession
 import org.jetbrains.kotlin.fir.expressions.FirAnnotation
 import org.jetbrains.kotlin.fir.languageVersionSettings
 import org.jetbrains.kotlin.fir.render
+import org.jetbrains.kotlin.fir.resolve.fullyExpandedType
 import org.jetbrains.kotlin.fir.resolve.toSymbol
 import org.jetbrains.kotlin.fir.serialization.constant.ConstValueProvider
 import org.jetbrains.kotlin.fir.serialization.constant.coneTypeSafe
@@ -34,7 +35,7 @@ class FirAnnotationSerializer(
     }
 
     fun serializeAnnotation(annotation: AnnotationValue): ProtoBuf.Annotation {
-        return serializeAnnotation(annotation.coneTypeSafe<ConeClassLikeType>(), annotation.value.argumentsMapping)
+        return serializeAnnotation(annotation.coneTypeSafe<ConeClassLikeType>()?.fullyExpandedType(session), annotation.value.argumentsMapping)
     }
 
     private fun serializeAnnotation(coneType: ConeClassLikeType?, argumentsMapping: Map<Name, ConstantValue<*>>): ProtoBuf.Annotation {
diff --git a/native/native.tests/tests/org/jetbrains/kotlin/konan/test/blackbox/FrameworkTest.kt b/native/native.tests/tests/org/jetbrains/kotlin/konan/test/blackbox/FrameworkTest.kt
index b6481ad1cba..061da187949 100644
--- a/native/native.tests/tests/org/jetbrains/kotlin/konan/test/blackbox/FrameworkTest.kt
+++ b/native/native.tests/tests/org/jetbrains/kotlin/konan/test/blackbox/FrameworkTest.kt
@@ -41,7 +41,6 @@ abstract class FrameworkTestBase : AbstractNativeSimpleTest() {
     private val extras = TestCase.NoTestRunnerExtras("There's no entrypoint in Swift program")
     private val testCompilationFactory = TestCompilationFactory()
 
-    @Disabled("KT-65659 is not yet fixed for K2")
     @Test
     fun testKT65659() {
         Assumptions.assumeTrue(targets.testTarget.family.isAppleFamily)