diff --git a/compiler/fir/fir-deserialization/src/org/jetbrains/kotlin/fir/deserialization/ClassDeserialization.kt b/compiler/fir/fir-deserialization/src/org/jetbrains/kotlin/fir/deserialization/ClassDeserialization.kt
index 19d54a6e799..cb9f41873e2 100644
--- a/compiler/fir/fir-deserialization/src/org/jetbrains/kotlin/fir/deserialization/ClassDeserialization.kt
+++ b/compiler/fir/fir-deserialization/src/org/jetbrains/kotlin/fir/deserialization/ClassDeserialization.kt
@@ -157,6 +157,10 @@ fun deserializeClassToSymbol(
             }
         )
 
+        addDeclarations(
+            classProto.typeAliasList.mapNotNull(classDeserializer::loadTypeAlias)
+        )
+
         addDeclarations(
             classProto.enumEntryList.mapNotNull { enumEntryProto ->
                 val enumEntryName = nameResolver.getName(enumEntryProto.name)
diff --git a/js/js.translator/testData/box/inlineMultiModule/typealiases.kt b/js/js.translator/testData/box/inlineMultiModule/typealiases.kt
index 5fa9477b960..48aa0e5fb1c 100644
--- a/js/js.translator/testData/box/inlineMultiModule/typealiases.kt
+++ b/js/js.translator/testData/box/inlineMultiModule/typealiases.kt
@@ -1,4 +1,3 @@
-// IGNORE_BACKEND_K2: JS_IR
 // EXPECTED_REACHABLE_NODES: 1286
 // MODULE: lib
 // FILE: lib.kt
@@ -25,4 +24,4 @@ package foo
 
 import lib.*
 
-fun box() = A.x + C.B.y
\ No newline at end of file
+fun box() = A.x + C.B.y