diff --git a/jps/jps-plugin/test/org/jetbrains/kotlin/jps/build/KotlinJpsBuildTest.kt b/jps/jps-plugin/test/org/jetbrains/kotlin/jps/build/KotlinJpsBuildTest.kt
index e6ad036a5ed..709312d0fab 100644
--- a/jps/jps-plugin/test/org/jetbrains/kotlin/jps/build/KotlinJpsBuildTest.kt
+++ b/jps/jps-plugin/test/org/jetbrains/kotlin/jps/build/KotlinJpsBuildTest.kt
@@ -701,7 +701,7 @@ public class KotlinJpsBuildTest : AbstractKotlinJpsBuildTestCase() {
             }
         }
 
-        val packagePartFqName = PackagePartClassUtils.getPackagePartFqName(FqName(packageClassFqName), fakeVirtualFile)
+        val packagePartFqName = PackagePartClassUtils.getDefaultPartFqName(FqName(packageClassFqName), fakeVirtualFile)
         return klass(moduleName, AsmUtil.internalNameByFqNameWithoutInnerClasses(packagePartFqName))
     }