diff --git a/j2k/tests/org/jetbrains/kotlin/j2k/AbstractJavaToKotlinConverterForWebDemoTest.kt b/j2k/tests/org/jetbrains/kotlin/j2k/AbstractJavaToKotlinConverterForWebDemoTest.kt
index 09a0b6f870c..b2063b6f9d5 100644
--- a/j2k/tests/org/jetbrains/kotlin/j2k/AbstractJavaToKotlinConverterForWebDemoTest.kt
+++ b/j2k/tests/org/jetbrains/kotlin/j2k/AbstractJavaToKotlinConverterForWebDemoTest.kt
@@ -32,11 +32,13 @@ import com.intellij.openapi.util.Disposer
 import com.intellij.psi.*
 import com.intellij.psi.augment.PsiAugmentProvider
 import com.intellij.psi.compiled.ClassFileDecompilers
+import com.intellij.psi.impl.JavaClassSupersImpl
 import com.intellij.psi.impl.PsiTreeChangePreprocessor
 import com.intellij.psi.impl.compiled.ClsCustomNavigationPolicy
 import com.intellij.psi.impl.compiled.ClsStubBuilderFactory
 import com.intellij.psi.meta.MetaDataContributor
 import com.intellij.psi.stubs.BinaryFileStubBuilders
+import com.intellij.psi.util.JavaClassSupers
 import org.jetbrains.kotlin.utils.PathUtil
 import java.io.File
 import java.net.URLClassLoader
@@ -76,6 +78,8 @@ public abstract class AbstractJavaToKotlinConverterForWebDemoTest : TestCase() {
             override fun hasHardcodedContracts(element: PsiElement): Boolean = false
         })
 
+        applicationEnvironment.getApplication().registerService(javaClass<JavaClassSupers>(), javaClass<JavaClassSupersImpl>())
+
         for (root in PathUtil.getJdkClassesRoots()) {
             javaCoreEnvironment.addJarToClassPath(root)
         }