diff --git a/core/descriptors/src/org/jetbrains/kotlin/types/KotlinTypeRefinerImpl.kt b/core/descriptors/src/org/jetbrains/kotlin/types/KotlinTypeRefinerImpl.kt
index d408f415010..5224a6785d5 100644
--- a/core/descriptors/src/org/jetbrains/kotlin/types/KotlinTypeRefinerImpl.kt
+++ b/core/descriptors/src/org/jetbrains/kotlin/types/KotlinTypeRefinerImpl.kt
@@ -77,6 +77,7 @@ class KotlinTypeRefinerImpl(
     @TypeRefinement
     override fun refineType(type: KotlinTypeMarker): KotlinType {
         require(type is KotlinType)
+        if (type.constructor.declarationDescriptor?.module == moduleDescriptor) return type
         return when {
             !type.needsRefinement() -> type