diff --git a/.idea/libraries/js_test_libs.xml b/.idea/libraries/js_test_libs.xml
index 88e66b5a258..3c413377069 100644
--- a/.idea/libraries/js_test_libs.xml
+++ b/.idea/libraries/js_test_libs.xml
@@ -1,7 +1,6 @@
 <component name="libraryTable">
   <library name="js-test-libs">
     <CLASSES>
-      <root url="jar://$PROJECT_DIR$/js/js.tests/testLib/closure-compiler.jar!/" />
       <root url="jar://$PROJECT_DIR$/js/js.tests/testLib/rhino-1.7R4.jar!/" />
     </CLASSES>
     <JAVADOC />
diff --git a/build.xml b/build.xml
index 85bbfbd611d..c35f0827732 100644
--- a/build.xml
+++ b/build.xml
@@ -24,20 +24,22 @@
 
     <property name="external.annotations.path" value="${basedir}/annotations"/>
 
+    <property name="dependencies.dir" value="${basedir}/dependencies" />
+
     <path id="classpath">
         <file file="${bootstrap.runtime}"/>
         <fileset dir="${idea.sdk}" includes="core/*.jar"/>
         <fileset dir="${idea.sdk}" includes="lib/protobuf-2.5.0.jar"/>
 
         <fileset dir="${basedir}/lib" includes="**/*.jar"/>
-        <fileset dir="${basedir}/dependencies" includes="jline.jar"/>
-        <fileset dir="${basedir}/dependencies" includes="jansi.jar"/>
-        <fileset dir="${basedir}/dependencies" includes="cli-parser-1.1.1.jar"/>
+        <fileset dir="${dependencies.dir}" includes="jline.jar"/>
+        <fileset dir="${dependencies.dir}" includes="jansi.jar"/>
+        <fileset dir="${dependencies.dir}" includes="cli-parser-1.1.1.jar"/>
         <fileset dir="${basedir}/js/js.translator/lib" includes="*.jar"/>
     </path>
 
     <typedef resource="org/jetbrains/jet/buildtools/ant/antlib.xml" classpath="${bootstrap.compiler.home}/lib/kotlin-ant.jar"/>
-    <taskdef resource="net/sf/antcontrib/antcontrib.properties" classpath="${basedir}/dependencies/ant-contrib.jar"/>
+    <taskdef resource="net/sf/antcontrib/antcontrib.properties" classpath="${dependencies.dir}/ant-contrib.jar"/>
 
     <taskdef name="javac2" classname="org.apache.tools.ant.taskdefs.Javac"/>
     <if>
@@ -219,25 +221,26 @@
                 <attribute name="Implementation-Version" value="${build.number}"/>
             </manifest>
         </jar>
-        <java classname="com.google.javascript.jscomp.CommandLineRunner" failonerror="true">
-            <classpath>
-                <pathelement location="${basedir}\js\js.tests\testLib\closure-compiler.jar"/>
-            </classpath>
-            <arg value="--formatting"/>
-            <arg value="PRETTY_PRINT"/>
-            <arg value="--language_in"/>
-            <arg value="ECMASCRIPT5_STRICT"/>
-            <arg value="--compilation_level"/>
-            <arg value="SIMPLE_OPTIMIZATIONS"/>
-            <arg value="--js"/>
-            <arg value="${basedir}/js/js.translator/testFiles/kotlin_lib_ecma5.js"/>
-            <arg value="--js"/>
-            <arg value="${basedir}/js/js.translator/testFiles/kotlin_lib.js"/>
-            <arg value="--js"/>
-            <arg value="${basedir}/js/js.translator/testFiles/maps.js"/>
-            <arg value="--js_output_file"/>
-            <arg value="${kotlin-home}/lib/kotlin.js"/>
-        </java>
+
+        <taskdef name="closure-compiler"
+                 classname="com.google.javascript.jscomp.ant.CompileTask"
+                 classpath="${dependencies.dir}/closure-compiler.jar" />
+
+        <closure-compiler
+            compilationLevel="simple"
+            prettyprint="true"
+            languagein="ECMASCRIPT5_STRICT"
+            warning="verbose"
+            debug="false"
+            output="${kotlin-home}/lib/kotlin.js" >
+
+          <sources dir="${basedir}/js/js.translator/testFiles">
+            <file name="kotlin_lib_ecma5.js"/>
+            <file name="kotlin_lib.js"/>
+            <file name="maps.js"/>
+          </sources>
+
+        </closure-compiler>
     </target>
 
     <target name="preloader">
@@ -277,8 +280,8 @@
               <zipgroupfileset dir="${basedir}/ideaSDK/lib" includes="oromatcher.jar"/>
               <zipgroupfileset dir="${basedir}/ideaSDK/lib" includes="protobuf-2.5.0.jar"/>
               <zipgroupfileset dir="${basedir}/js/js.translator/lib" includes="*.jar"/>
-              <zipgroupfileset dir="${basedir}/dependencies" includes="jline.jar"/>
-              <zipgroupfileset dir="${basedir}/dependencies" includes="cli-parser-1.1.1.jar"/>
+              <zipgroupfileset dir="${dependencies.dir}" includes="jline.jar"/>
+              <zipgroupfileset dir="${dependencies.dir}" includes="cli-parser-1.1.1.jar"/>
 
               <manifest>
                   <attribute name="Built-By" value="${manifest.impl.vendor}"/>
@@ -308,7 +311,7 @@
     </target>
 
     <target name="compiler">
-        <taskdef resource="proguard/ant/task.properties" classpath="${basedir}/dependencies/proguard.jar"/>
+        <taskdef resource="proguard/ant/task.properties" classpath="${dependencies.dir}/proguard.jar"/>
 
         <cleandir dir="${output}/classes/compiler"/>
 
@@ -449,7 +452,7 @@
             <classpath>
                 <fileset dir="${kotlin-home}/lib" includes="kotlin-compiler.jar"/>
                 <file file="${bootstrap.runtime}"/>
-                <fileset dir="${basedir}/dependencies/ant-1.7/lib" includes="ant.jar"/>
+                <fileset dir="${dependencies.dir}/ant-1.7/lib" includes="ant.jar"/>
             </classpath>
         </javac2>
 
@@ -577,7 +580,7 @@
     </target>
 
     <target name="j2kConverter">
-        <taskdef resource="net/sf/antcontrib/antcontrib.properties" classpath="${basedir}/dependencies/ant-contrib.jar"/>
+        <taskdef resource="net/sf/antcontrib/antcontrib.properties" classpath="${dependencies.dir}/ant-contrib.jar"/>
 
         <cleandir dir="${output}/classes/j2k"/>
 
diff --git a/js/js.tests/test/org/jetbrains/k2js/test/config/JsUnitTestReporter.java b/js/js.tests/test/org/jetbrains/k2js/test/config/JsUnitTestReporter.java
index 3514581ce0e..498061924b9 100644
--- a/js/js.tests/test/org/jetbrains/k2js/test/config/JsUnitTestReporter.java
+++ b/js/js.tests/test/org/jetbrains/k2js/test/config/JsUnitTestReporter.java
@@ -16,8 +16,7 @@
 
 package org.jetbrains.k2js.test.config;
 
-import closurecompiler.internal.com.google.common.collect.Lists;
-import closurecompiler.internal.com.google.common.collect.Maps;
+import com.intellij.util.containers.ContainerUtil;
 import junit.framework.Assert;
 import junit.framework.TestCase;
 import junit.framework.TestSuite;
@@ -32,11 +31,11 @@ import java.util.Map;
 public class JsUnitTestReporter {
 
     @NotNull
-    private final Map<String, Boolean> finishedTests = Maps.newHashMap();
+    private final Map<String, Boolean> finishedTests = ContainerUtil.newHashMap();
     @NotNull
-    private final Map<String, List<String>> errors = Maps.newHashMap();
+    private final Map<String, List<String>> errors = ContainerUtil.newHashMap();
     @NotNull
-    private final List<String> processedTests = Lists.newArrayList();
+    private final List<String> processedTests = ContainerUtil.newArrayList();
 
     @Nullable
     private String currentTestName;
@@ -69,7 +68,7 @@ public class JsUnitTestReporter {
     public void reportError(@NotNull String message) {
         List<String> errorList = errors.get(currentTestName);
         if (errorList == null) {
-            errors.put(currentTestName, Lists.newArrayList(message));
+            errors.put(currentTestName, ContainerUtil.newArrayList(message));
         }
         else {
             errorList.add(message);
@@ -78,7 +77,7 @@ public class JsUnitTestReporter {
 
     @NotNull
     private Collection<String> getNewFinishedTests() {
-        ArrayList<String> finishedTests = Lists.newArrayList(this.finishedTests.keySet());
+        ArrayList<String> finishedTests = ContainerUtil.newArrayList(this.finishedTests.keySet());
         finishedTests.removeAll(processedTests);
         return finishedTests;
     }
diff --git a/js/js.tests/test/org/jetbrains/k2js/test/rhino/RhinoUtils.java b/js/js.tests/test/org/jetbrains/k2js/test/rhino/RhinoUtils.java
index 9af90be75fa..9448c167eb1 100644
--- a/js/js.tests/test/org/jetbrains/k2js/test/rhino/RhinoUtils.java
+++ b/js/js.tests/test/org/jetbrains/k2js/test/rhino/RhinoUtils.java
@@ -16,9 +16,9 @@
 
 package org.jetbrains.k2js.test.rhino;
 
-import closurecompiler.internal.com.google.common.collect.Maps;
 import com.google.common.collect.Sets;
 import com.intellij.openapi.util.io.FileUtil;
+import com.intellij.util.containers.ContainerUtil;
 import org.jetbrains.annotations.NotNull;
 import org.jetbrains.annotations.Nullable;
 import org.jetbrains.k2js.config.EcmaVersion;
@@ -43,7 +43,7 @@ public final class RhinoUtils {
     private static final NativeObject JSHINT_OPTIONS = new NativeObject();
     
     @NotNull
-    private static final Map<EcmaVersion, ScriptableObject> versionToScope = Maps.newHashMap();    
+    private static final Map<EcmaVersion, ScriptableObject> versionToScope = ContainerUtil.newHashMap();
 
     static {
         // don't read JS, use kotlin and idea debugger ;)
diff --git a/js/js.tests/test/org/jetbrains/k2js/test/semantics/StdLibJsArrayScriptTest.java b/js/js.tests/test/org/jetbrains/k2js/test/semantics/StdLibJsArrayScriptTest.java
index d9a25ba16d4..7613b2acfd0 100644
--- a/js/js.tests/test/org/jetbrains/k2js/test/semantics/StdLibJsArrayScriptTest.java
+++ b/js/js.tests/test/org/jetbrains/k2js/test/semantics/StdLibJsArrayScriptTest.java
@@ -16,8 +16,8 @@
 
 package org.jetbrains.k2js.test.semantics;
 
-import closurecompiler.internal.com.google.common.collect.Maps;
 import com.google.common.collect.Lists;
+import com.intellij.util.containers.ContainerUtil;
 import org.jetbrains.k2js.config.EcmaVersion;
 import org.jetbrains.k2js.test.rhino.CompositeRhinoResultsChecker;
 import org.jetbrains.k2js.test.rhino.RhinoFunctionResultChecker;
@@ -38,7 +38,7 @@ public class StdLibJsArrayScriptTest extends StdLibTestBase {
 
     @Override
     protected void performChecksOnGeneratedJavaScript(String path, EcmaVersion version) throws Exception {
-        Map<String, Object> variables = Maps.newHashMap();
+        Map<String, Object> variables = ContainerUtil.newHashMap();
         String moduleId = moduleIdFromOutputFile(path);
         RhinoResultChecker checker = new CompositeRhinoResultsChecker(
                 new RhinoFunctionResultChecker(moduleId, "jstest", "testSize", 3.0),
diff --git a/js/js.tests/test/org/jetbrains/k2js/test/semantics/StdLibQUnitTestSupport.java b/js/js.tests/test/org/jetbrains/k2js/test/semantics/StdLibQUnitTestSupport.java
index fd3d1f3654e..c6df3bffc76 100644
--- a/js/js.tests/test/org/jetbrains/k2js/test/semantics/StdLibQUnitTestSupport.java
+++ b/js/js.tests/test/org/jetbrains/k2js/test/semantics/StdLibQUnitTestSupport.java
@@ -17,12 +17,12 @@
  */
 package org.jetbrains.k2js.test.semantics;
 
-import closurecompiler.internal.com.google.common.collect.Maps;
 import com.google.common.collect.Lists;
 import org.jetbrains.k2js.config.EcmaVersion;
 import org.jetbrains.k2js.test.rhino.RhinoQUnitResultChecker;
 import org.jetbrains.k2js.test.rhino.RhinoResultChecker;
 
+import java.util.HashMap;
 import java.util.Map;
 
 import static org.jetbrains.k2js.test.rhino.RhinoUtils.runRhinoTest;
@@ -38,7 +38,7 @@ public abstract class StdLibQUnitTestSupport extends StdLibTestBase {
     }
 
     protected void runQUnitTestCase(String path, EcmaVersion version) throws Exception {
-        runQUnitTestCase(path, version, Maps.<String, Object>newHashMap());
+        runQUnitTestCase(path, version, new HashMap<String, Object>());
     }
 
     protected void runQUnitTestCase(String path, EcmaVersion version, Map<String, Object> variables) throws Exception {
diff --git a/js/js.tests/test/org/jetbrains/k2js/test/utils/LibraryFilePathsUtil.java b/js/js.tests/test/org/jetbrains/k2js/test/utils/LibraryFilePathsUtil.java
index 043c4354b4f..e4f38cff42d 100644
--- a/js/js.tests/test/org/jetbrains/k2js/test/utils/LibraryFilePathsUtil.java
+++ b/js/js.tests/test/org/jetbrains/k2js/test/utils/LibraryFilePathsUtil.java
@@ -19,9 +19,9 @@ package org.jetbrains.k2js.test.utils;
 import com.google.common.base.Function;
 import com.google.common.collect.Lists;
 import org.jetbrains.annotations.NotNull;
+import org.jetbrains.annotations.Nullable;
 import org.jetbrains.k2js.config.Config;
 
-import javax.annotation.Nullable;
 import java.util.List;
 
 public final class LibraryFilePathsUtil {
diff --git a/js/js.tests/test/org/jetbrains/k2js/test/utils/TranslationUtils.java b/js/js.tests/test/org/jetbrains/k2js/test/utils/TranslationUtils.java
index 5737f786b21..a4afeefdc99 100644
--- a/js/js.tests/test/org/jetbrains/k2js/test/utils/TranslationUtils.java
+++ b/js/js.tests/test/org/jetbrains/k2js/test/utils/TranslationUtils.java
@@ -70,7 +70,7 @@ public final class TranslationUtils {
             List<JetFile> allLibFiles = getAllLibFiles(project);
             Predicate<PsiFile> filesWithCode = new Predicate<PsiFile>() {
                 @Override
-                public boolean apply(@javax.annotation.Nullable PsiFile file) {
+                public boolean apply(@Nullable PsiFile file) {
                     assert file != null;
                     return isFileWithCode((JetFile) file);
                 }
diff --git a/js/js.tests/testLib/closure-compiler.jar b/js/js.tests/testLib/closure-compiler.jar
deleted file mode 100644
index e0606abb346..00000000000
Binary files a/js/js.tests/testLib/closure-compiler.jar and /dev/null differ
diff --git a/update_dependencies.xml b/update_dependencies.xml
index 07a3d15d896..54c9c1aa34f 100644
--- a/update_dependencies.xml
+++ b/update_dependencies.xml
@@ -171,6 +171,19 @@
         <!-- CLI Parser -->
         <get-maven-library prefix="com/github/spullara/cli-parser" lib="cli-parser" version="1.1.1"/>
 
+        <!-- Closure Compiler -->
+        <!-- A download url taken from http://code.google.com/p/closure-compiler/wiki/BinaryDownloads -->
+        <get src="http://dl.google.com/closure-compiler/compiler-20131014.zip"
+             dest="dependencies/download/closure-compiler.zip" usetimestamp="true"/>
+
+        <delete file="dependencies/closure-compiler.jar" failonerror="false"/>
+        <unzip src="dependencies/download/closure-compiler.zip" dest="dependencies">
+            <patternset>
+                <include name="compiler.jar"/>
+            </patternset>
+            <mapper type="merge" to="closure-compiler.jar"/>
+        </unzip>
+
         <!-- Bootstrap compiler -->
         <get src="http://teamcity.jetbrains.com/guestAuth/repository/download/bt345/bootstrap.tcbuildtag/kotlin-plugin-{build.number}.zip"
              dest="dependencies/download/bootstrap-compiler.zip" usetimestamp="true"/>