diff --git a/compiler/frontend/src/org/jetbrains/kotlin/psi/stubs/elements/JetAnnotationUseSiteTargetElementType.kt b/compiler/frontend/src/org/jetbrains/kotlin/psi/stubs/elements/JetAnnotationUseSiteTargetElementType.kt
index fb4606383f6..4cfd33022c1 100644
--- a/compiler/frontend/src/org/jetbrains/kotlin/psi/stubs/elements/JetAnnotationUseSiteTargetElementType.kt
+++ b/compiler/frontend/src/org/jetbrains/kotlin/psi/stubs/elements/JetAnnotationUseSiteTargetElementType.kt
@@ -40,6 +40,6 @@ public class JetAnnotationUseSiteTargetElementType(debugName: String) : JetStubE
 
     override fun deserialize(dataStream: StubInputStream, parentStub: StubElement<PsiElement>): KotlinAnnotationUseSiteTargetStub {
         val useSiteTarget = dataStream.readName()
-        return KotlinAnnotationUseSiteTargetStubImpl(parentStub, useSiteTarget)
+        return KotlinAnnotationUseSiteTargetStubImpl(parentStub, useSiteTarget!!)
     }
 }
diff --git a/compiler/frontend/src/org/jetbrains/kotlin/psi/stubs/elements/JetEnumEntrySuperClassReferenceExpressionElementType.kt b/compiler/frontend/src/org/jetbrains/kotlin/psi/stubs/elements/JetEnumEntrySuperClassReferenceExpressionElementType.kt
index e87e782d766..a18977a9a3d 100644
--- a/compiler/frontend/src/org/jetbrains/kotlin/psi/stubs/elements/JetEnumEntrySuperClassReferenceExpressionElementType.kt
+++ b/compiler/frontend/src/org/jetbrains/kotlin/psi/stubs/elements/JetEnumEntrySuperClassReferenceExpressionElementType.kt
@@ -16,7 +16,6 @@
 
 package org.jetbrains.kotlin.psi.stubs.elements
 
-import com.intellij.psi.PsiElement
 import com.intellij.psi.stubs.StubElement
 import com.intellij.psi.stubs.StubInputStream
 import com.intellij.psi.stubs.StubOutputStream
@@ -42,6 +41,6 @@ public class JetEnumEntrySuperClassReferenceExpressionElementType(NonNls debugNa
     }
 
     override fun deserialize(dataStream: StubInputStream, parentStub: StubElement<*>): KotlinEnumEntrySuperclassReferenceExpressionStub {
-        return KotlinEnumEntrySuperclassReferenceExpressionStubImpl(parentStub, dataStream.readName())
+        return KotlinEnumEntrySuperclassReferenceExpressionStubImpl(parentStub, dataStream.readName()!!)
     }
 }