diff --git a/compiler/cli/src/org/jetbrains/jet/cli/js/K2JSCompiler.java b/compiler/cli/src/org/jetbrains/jet/cli/js/K2JSCompiler.java
index 163ab77d5a0..335d16428ff 100644
--- a/compiler/cli/src/org/jetbrains/jet/cli/js/K2JSCompiler.java
+++ b/compiler/cli/src/org/jetbrains/jet/cli/js/K2JSCompiler.java
@@ -112,7 +112,7 @@ public class K2JSCompiler extends CLICompiler<K2JSCompilerArguments> {
                 assert file != null;
                 VirtualFile virtualFile = file.getVirtualFile();
                 if (virtualFile != null) {
-                    return virtualFile.getPath();
+                    return FileUtil.toSystemIndependentName(virtualFile.getPath());
                 }
                 return file.getName() + "(no virtual file)";
             }