diff --git a/ide-compiler-runner/src/org/jetbrains/jet/compiler/runner/KotlinCompilerRunner.java b/ide-compiler-runner/src/org/jetbrains/jet/compiler/runner/KotlinCompilerRunner.java
index 13774d743af..e5e2e40b3ee 100644
--- a/ide-compiler-runner/src/org/jetbrains/jet/compiler/runner/KotlinCompilerRunner.java
+++ b/ide-compiler-runner/src/org/jetbrains/jet/compiler/runner/KotlinCompilerRunner.java
@@ -33,7 +33,6 @@ import org.jetbrains.jet.cli.common.messages.MessageCollectorUtil;
 import java.io.File;
 import java.io.PrintStream;
 import java.util.List;
-import java.util.Set;
 
 public class KotlinCompilerRunner {
     private static final String K2JVM_COMPILER = "org.jetbrains.jet.cli.jvm.K2JVMCompiler";
@@ -62,7 +61,7 @@ public class KotlinCompilerRunner {
             CompilerEnvironment environment,
             OutputItemsCollector collector,
             List<File> sourceFiles,
-            Set<String> libraryFiles,
+            List<String> libraryFiles,
             File outputFile
     ) {
         K2JSCompilerArguments arguments = mergeBeans(commonArguments, k2jsArguments);
@@ -147,7 +146,7 @@ public class KotlinCompilerRunner {
     private static void setupK2JsSettings(
             File outputFile,
             List<File> sourceFiles,
-            Set<String> libraryFiles,
+            List<String> libraryFiles,
             K2JSCompilerArguments settings
     ) {
         setupCommonSettings(settings);
diff --git a/jps-plugin/src/org/jetbrains/jet/jps/build/JpsJsModuleUtils.java b/jps-plugin/src/org/jetbrains/jet/jps/build/JpsJsModuleUtils.java
index e1ece25113a..9e521435843 100644
--- a/jps-plugin/src/org/jetbrains/jet/jps/build/JpsJsModuleUtils.java
+++ b/jps-plugin/src/org/jetbrains/jet/jps/build/JpsJsModuleUtils.java
@@ -29,34 +29,36 @@ import org.jetbrains.jps.model.module.JpsModule;
 import org.jetbrains.jps.model.module.JpsModuleSourceRoot;
 import org.jetbrains.jps.util.JpsPathUtil;
 
-import java.util.HashSet;
+import java.io.File;
+import java.util.ArrayList;
+import java.util.List;
 import java.util.Set;
 
 class JpsJsModuleUtils {
     private JpsJsModuleUtils() {}
 
     @NotNull
-    static Set<String> getLibraryFilesAndDependencies(@NotNull ModuleBuildTarget target) {
-        Set<String> result = new HashSet<String>();
+    static List<String> getLibraryFilesAndDependencies(@NotNull ModuleBuildTarget target) {
+        List<String> result = new ArrayList<String>();
         getLibraryFiles(target, result);
         getDependencyModulesAndSources(target, result);
         return result;
     }
 
-    static void getLibraryFiles(@NotNull ModuleBuildTarget target, @NotNull Set<String> result) {
+    static void getLibraryFiles(@NotNull ModuleBuildTarget target, @NotNull List<String> result) {
         Set<JpsLibrary> libraries = JpsUtils.getAllDependencies(target).getLibraries();
         for (JpsLibrary library : libraries) {
             for (JpsLibraryRoot root : library.getRoots(JpsOrderRootType.COMPILED)) {
                 String path = JpsPathUtil.urlToOsPath(root.getUrl());
                 // TODO: Do we need to add to dependency all libraries?
-                if (LibraryUtils.isJsRuntimeLibrary(JpsPathUtil.urlToFile(path))) {
+                if (LibraryUtils.isJsRuntimeLibrary(new File(path))) {
                     result.add(path);
                 }
             }
         }
     }
 
-    static void getDependencyModulesAndSources(@NotNull final ModuleBuildTarget target, @NotNull final Set<String> result) {
+    static void getDependencyModulesAndSources(@NotNull final ModuleBuildTarget target, @NotNull final List<String> result) {
         JpsUtils.getAllDependencies(target).processModules(new Consumer<JpsModule>() {
             @Override
             public void consume(JpsModule module) {
diff --git a/jps-plugin/src/org/jetbrains/jet/jps/build/KotlinBuilder.java b/jps-plugin/src/org/jetbrains/jet/jps/build/KotlinBuilder.java
index 70e32c89e5e..30886961a3d 100644
--- a/jps-plugin/src/org/jetbrains/jet/jps/build/KotlinBuilder.java
+++ b/jps-plugin/src/org/jetbrains/jet/jps/build/KotlinBuilder.java
@@ -138,7 +138,7 @@ public class KotlinBuilder extends ModuleLevelBuilder {
             }
 
             File outputFile = new File(outputDir, representativeTarget.getModule().getName() + ".js");
-            Set<String> libraryFiles = JpsJsModuleUtils.getLibraryFilesAndDependencies(representativeTarget);
+            List<String> libraryFiles = JpsJsModuleUtils.getLibraryFilesAndDependencies(representativeTarget);
             K2JSCompilerArguments k2JsSettings = JpsKotlinCompilerSettings.getK2JsSettings(project);
 
             runK2JsCompiler(commonSettings, k2JsSettings, messageCollector, environment, outputItemCollector, sourceFiles, libraryFiles, outputFile);