diff --git a/platform/indexing-impl/src/com/intellij/psi/impl/search/WordRequestInfoImpl.kt b/platform/indexing-impl/src/com/intellij/psi/impl/search/WordRequestInfoImpl.kt
index e888f004f22a..971b2c8a46bf 100644
--- a/platform/indexing-impl/src/com/intellij/psi/impl/search/WordRequestInfoImpl.kt
+++ b/platform/indexing-impl/src/com/intellij/psi/impl/search/WordRequestInfoImpl.kt
@@ -23,6 +23,6 @@ internal data class WordRequestInfoImpl internal constructor(
   override fun getContainerName(): String? = containerName
 
   override fun getSearchSession(): SearchSession {
-    TODO("not implemented")
+    return SearchSession() // layered searches optimization is not applicable to model search, continue to search the old way
   }
 }