diff --git a/core/pom.xml b/core/pom.xml
index d8687bf9911b3d45a26b93310041bf359e66f28c..88f0ed70f3c03841fdc938ac56ede2ff1b0900eb 100644
--- a/core/pom.xml
+++ b/core/pom.xml
@@ -32,8 +32,8 @@
       <artifactId>compress-lzf</artifactId>
     </dependency>
     <dependency>
-      <groupId>asm</groupId>
-      <artifactId>asm-all</artifactId>
+      <groupId>org.ow2.asm</groupId>
+      <artifactId>asm</artifactId>
     </dependency>
     <dependency>
       <groupId>com.google.protobuf</groupId>
diff --git a/core/src/main/scala/spark/ClosureCleaner.scala b/core/src/main/scala/spark/ClosureCleaner.scala
index 50d6a1c5c9fb93559bbe470498c72952f2993085..d5e7132ff96e0e2834159e1a6fe2c059d8aa3864 100644
--- a/core/src/main/scala/spark/ClosureCleaner.scala
+++ b/core/src/main/scala/spark/ClosureCleaner.scala
@@ -5,8 +5,7 @@ import java.lang.reflect.Field
 import scala.collection.mutable.Map
 import scala.collection.mutable.Set
 
-import org.objectweb.asm.{ClassReader, MethodVisitor, Type}
-import org.objectweb.asm.commons.EmptyVisitor
+import org.objectweb.asm.{ClassReader, ClassVisitor, MethodVisitor, Type}
 import org.objectweb.asm.Opcodes._
 import java.io.{InputStream, IOException, ByteArrayOutputStream, ByteArrayInputStream, BufferedInputStream}
 
@@ -162,10 +161,10 @@ private[spark] object ClosureCleaner extends Logging {
   }
 }
 
-private[spark] class FieldAccessFinder(output: Map[Class[_], Set[String]]) extends EmptyVisitor {
+private[spark] class FieldAccessFinder(output: Map[Class[_], Set[String]]) extends ClassVisitor(ASM4) {
   override def visitMethod(access: Int, name: String, desc: String,
       sig: String, exceptions: Array[String]): MethodVisitor = {
-    return new EmptyVisitor {
+    return new MethodVisitor(ASM4) {
       override def visitFieldInsn(op: Int, owner: String, name: String, desc: String) {
         if (op == GETFIELD) {
           for (cl <- output.keys if cl.getName == owner.replace('/', '.')) {
@@ -188,7 +187,7 @@ private[spark] class FieldAccessFinder(output: Map[Class[_], Set[String]]) exten
   }
 }
 
-private[spark] class InnerClosureFinder(output: Set[Class[_]]) extends EmptyVisitor {
+private[spark] class InnerClosureFinder(output: Set[Class[_]]) extends ClassVisitor(ASM4) {
   var myName: String = null
   
   override def visit(version: Int, access: Int, name: String, sig: String,
@@ -198,7 +197,7 @@ private[spark] class InnerClosureFinder(output: Set[Class[_]]) extends EmptyVisi
   
   override def visitMethod(access: Int, name: String, desc: String,
       sig: String, exceptions: Array[String]): MethodVisitor = {
-    return new EmptyVisitor {
+    return new MethodVisitor(ASM4) {
       override def visitMethodInsn(op: Int, owner: String, name: String,
           desc: String) {
         val argTypes = Type.getArgumentTypes(desc)
diff --git a/pom.xml b/pom.xml
index c893ec755eb4c2055fa184e4939993b6ba949d27..3bcb2a3f345dc25708f56369e6b34fe8f0ae53d3 100644
--- a/pom.xml
+++ b/pom.xml
@@ -190,9 +190,9 @@
         <version>0.8.4</version>
       </dependency>
       <dependency>
-        <groupId>asm</groupId>
-        <artifactId>asm-all</artifactId>
-        <version>3.3.1</version>
+        <groupId>org.ow2.asm</groupId>
+        <artifactId>asm</artifactId>
+        <version>4.0</version>
       </dependency>
       <dependency>
         <groupId>com.google.protobuf</groupId>
diff --git a/project/SparkBuild.scala b/project/SparkBuild.scala
index 824af821f95860fbe1ff81f579f1b11a739888b4..b1f3f9a2eaf9dda9df51d1c8216aea5a886c6716 100644
--- a/project/SparkBuild.scala
+++ b/project/SparkBuild.scala
@@ -148,7 +148,7 @@ object SparkBuild extends Build {
       "org.slf4j" % "slf4j-log4j12" % slf4jVersion,
       "commons-daemon" % "commons-daemon" % "1.0.10",
       "com.ning" % "compress-lzf" % "0.8.4",
-      "asm" % "asm-all" % "3.3.1",
+      "org.ow2.asm" % "asm" % "4.0",
       "com.google.protobuf" % "protobuf-java" % "2.4.1",
       "de.javakaffee" % "kryo-serializers" % "0.22",
       "com.typesafe.akka" % "akka-actor" % "2.0.3" excludeAll(excludeNetty),
diff --git a/repl/src/main/scala/spark/repl/ExecutorClassLoader.scala b/repl/src/main/scala/spark/repl/ExecutorClassLoader.scala
index 13d81ec1cf096befaff8b7e9901b783faa17212e..0e9aa863b55a67245a6e5bb85d207946a4e634a8 100644
--- a/repl/src/main/scala/spark/repl/ExecutorClassLoader.scala
+++ b/repl/src/main/scala/spark/repl/ExecutorClassLoader.scala
@@ -8,7 +8,6 @@ import org.apache.hadoop.conf.Configuration
 import org.apache.hadoop.fs.{FileSystem, Path}
 
 import org.objectweb.asm._
-import org.objectweb.asm.commons.EmptyVisitor
 import org.objectweb.asm.Opcodes._
 
 
@@ -83,7 +82,7 @@ extends ClassLoader(parent) {
 }
 
 class ConstructorCleaner(className: String, cv: ClassVisitor)
-extends ClassAdapter(cv) {
+extends ClassVisitor(ASM4, cv) {
   override def visitMethod(access: Int, name: String, desc: String,
       sig: String, exceptions: Array[String]): MethodVisitor = {
     val mv = cv.visitMethod(access, name, desc, sig, exceptions)