diff --git a/idea/tests/org/jetbrains/kotlin/idea/lightClasses/LightElementsEqualsTest.kt b/idea/tests/org/jetbrains/kotlin/idea/lightClasses/LightElementsEqualsTest.kt
index 458b31fc42a..685af82f51e 100644
--- a/idea/tests/org/jetbrains/kotlin/idea/lightClasses/LightElementsEqualsTest.kt
+++ b/idea/tests/org/jetbrains/kotlin/idea/lightClasses/LightElementsEqualsTest.kt
@@ -67,7 +67,7 @@ class LightElementsEqualsTest : KotlinLightCodeInsightFixtureTestCase() {
     fun testToLightMethodsConvertedEquality() {
         myFixture.configureByText("a.kt", SAMPLE_SOURCE)
 
-        val theAPsiClass = myFixture.javaFacade.findClass("A")
+        val theAPsiClass = myFixture.javaFacade.findClass("A")!!
 
         val directlyFlattenMethods = theAPsiClass.methods.asSequence().flatMap { psiElementsFlatten(it) }
         val contentOfToLightMethods = (theAPsiClass as KtLightClass).kotlinOrigin!!.declarations.asSequence()