diff --git a/jps/jps-plugin/test/org/jetbrains/kotlin/jps/build/AbstractIncrementalJpsTest.kt b/jps/jps-plugin/test/org/jetbrains/kotlin/jps/build/AbstractIncrementalJpsTest.kt
index 61f75320692..779125bf233 100644
--- a/jps/jps-plugin/test/org/jetbrains/kotlin/jps/build/AbstractIncrementalJpsTest.kt
+++ b/jps/jps-plugin/test/org/jetbrains/kotlin/jps/build/AbstractIncrementalJpsTest.kt
@@ -374,6 +374,7 @@ public abstract class AbstractIncrementalJpsTest : JpsBuildTestCase() {
             val file = File(workDir, path)
 
             val oldLastModified = file.lastModified()
+            file.delete()
             dataFile.copyTo(file)
 
             val newLastModified = file.lastModified()