diff --git a/kotlin-native/Interop/Indexer/src/main/kotlin/org/jetbrains/kotlin/native/interop/indexer/Indexer.kt b/kotlin-native/Interop/Indexer/src/main/kotlin/org/jetbrains/kotlin/native/interop/indexer/Indexer.kt
index f9fc0472734..c0c886d86a1 100644
--- a/kotlin-native/Interop/Indexer/src/main/kotlin/org/jetbrains/kotlin/native/interop/indexer/Indexer.kt
+++ b/kotlin-native/Interop/Indexer/src/main/kotlin/org/jetbrains/kotlin/native/interop/indexer/Indexer.kt
@@ -848,7 +848,7 @@ public open class NativeIndexImpl(val library: NativeLibrary, val verbose: Boole
         }
 
         when (kind) {
-            CXIdxEntity_Struct, CXIdxEntity_Union, CXIdxEntity_CXXClass -> {
+            CXIdxEntity_Struct, CXIdxEntity_Union -> {
                 if (entityName == null) {
                     // Skip anonymous struct.
                     // (It gets included anyway if used as a named field type).
diff --git a/kotlin-native/backend.native/tests/interop/objc/tests/kt48491.h b/kotlin-native/backend.native/tests/interop/objc/tests/kt48491.h
new file mode 100644
index 00000000000..7fc7ced6fa9
--- /dev/null
+++ b/kotlin-native/backend.native/tests/interop/objc/tests/kt48491.h
@@ -0,0 +1,5 @@
+@class KT48491_Foo;
+
+__attribute__((external_source_symbol(language="Swift", defined_in="KT48491_Bar",generated_declaration)))
+@interface KT48491_Foo
+@end