diff --git a/compiler/ir/ir.psi2ir/src/org/jetbrains/kotlin/psi2ir/generators/ClassGenerator.kt b/compiler/ir/ir.psi2ir/src/org/jetbrains/kotlin/psi2ir/generators/ClassGenerator.kt
index f215a5272b6..855c7d96a78 100644
--- a/compiler/ir/ir.psi2ir/src/org/jetbrains/kotlin/psi2ir/generators/ClassGenerator.kt
+++ b/compiler/ir/ir.psi2ir/src/org/jetbrains/kotlin/psi2ir/generators/ClassGenerator.kt
@@ -204,7 +204,9 @@ internal class ClassGenerator(
         val delegateType = if (context.configuration.generateBodies) {
             getTypeInferredByFrontendOrFail(ktDelegateExpression)
         } else {
-            getTypeInferredByFrontend(ktDelegateExpression) ?: createErrorType(ErrorTypeKind.UNRESOLVED_TYPE, ktDelegateExpression.text)
+            getTypeInferredByFrontend(ktDelegateExpression).takeUnless {
+                it?.constructor?.declarationDescriptor?.let(DescriptorUtils::isLocal) == true
+            } ?: createErrorType(ErrorTypeKind.UNRESOLVED_TYPE, ktDelegateExpression.text)
         }
         val superType = getOrFail(BindingContext.TYPE, ktEntry.typeReference!!)
 
diff --git a/plugins/kapt3/kapt3-compiler/testData/converter/delegationToAnonymousObject.kt b/plugins/kapt3/kapt3-compiler/testData/converter/delegationToAnonymousObject.kt
new file mode 100644
index 00000000000..5f349495853
--- /dev/null
+++ b/plugins/kapt3/kapt3-compiler/testData/converter/delegationToAnonymousObject.kt
@@ -0,0 +1,3 @@
+interface I
+
+class C : I by (object : I {})
diff --git a/plugins/kapt3/kapt3-compiler/testData/converter/delegationToAnonymousObject.txt b/plugins/kapt3/kapt3-compiler/testData/converter/delegationToAnonymousObject.txt
new file mode 100644
index 00000000000..55480f9ebb9
--- /dev/null
+++ b/plugins/kapt3/kapt3-compiler/testData/converter/delegationToAnonymousObject.txt
@@ -0,0 +1,14 @@
+@kotlin.Metadata()
+public final class C implements I {
+
+    public C() {
+        super();
+    }
+}
+
+////////////////////
+
+
+@kotlin.Metadata()
+public abstract interface I {
+}
diff --git a/plugins/kapt3/kapt3-compiler/tests-gen/org/jetbrains/kotlin/kapt3/test/runners/ClassFileToSourceStubConverterTestGenerated.java b/plugins/kapt3/kapt3-compiler/tests-gen/org/jetbrains/kotlin/kapt3/test/runners/ClassFileToSourceStubConverterTestGenerated.java
index 8a83b04b400..52855bb194b 100644
--- a/plugins/kapt3/kapt3-compiler/tests-gen/org/jetbrains/kotlin/kapt3/test/runners/ClassFileToSourceStubConverterTestGenerated.java
+++ b/plugins/kapt3/kapt3-compiler/tests-gen/org/jetbrains/kotlin/kapt3/test/runners/ClassFileToSourceStubConverterTestGenerated.java
@@ -175,6 +175,12 @@ public class ClassFileToSourceStubConverterTestGenerated extends AbstractClassFi
         runTest("plugins/kapt3/kapt3-compiler/testData/converter/delegationAndCompanionObject.kt");
     }
 
+    @Test
+    @TestMetadata("delegationToAnonymousObject.kt")
+    public void testDelegationToAnonymousObject() throws Exception {
+        runTest("plugins/kapt3/kapt3-compiler/testData/converter/delegationToAnonymousObject.kt");
+    }
+
     @Test
     @TestMetadata("deprecated.kt")
     public void testDeprecated() throws Exception {
diff --git a/plugins/kapt3/kapt3-compiler/tests-gen/org/jetbrains/kotlin/kapt3/test/runners/IrClassFileToSourceStubConverterTestGenerated.java b/plugins/kapt3/kapt3-compiler/tests-gen/org/jetbrains/kotlin/kapt3/test/runners/IrClassFileToSourceStubConverterTestGenerated.java
index 2ea3229bd85..72262727629 100644
--- a/plugins/kapt3/kapt3-compiler/tests-gen/org/jetbrains/kotlin/kapt3/test/runners/IrClassFileToSourceStubConverterTestGenerated.java
+++ b/plugins/kapt3/kapt3-compiler/tests-gen/org/jetbrains/kotlin/kapt3/test/runners/IrClassFileToSourceStubConverterTestGenerated.java
@@ -175,6 +175,12 @@ public class IrClassFileToSourceStubConverterTestGenerated extends AbstractIrCla
         runTest("plugins/kapt3/kapt3-compiler/testData/converter/delegationAndCompanionObject.kt");
     }
 
+    @Test
+    @TestMetadata("delegationToAnonymousObject.kt")
+    public void testDelegationToAnonymousObject() throws Exception {
+        runTest("plugins/kapt3/kapt3-compiler/testData/converter/delegationToAnonymousObject.kt");
+    }
+
     @Test
     @TestMetadata("deprecated.kt")
     public void testDeprecated() throws Exception {