diff --git a/python/pydevSrc/com/jetbrains/python/console/pydev/AbstractConsoleCommunication.java b/python/pydevSrc/com/jetbrains/python/console/pydev/AbstractConsoleCommunication.java
index 4d40f1e01810..fa832cff38d5 100644
--- a/python/pydevSrc/com/jetbrains/python/console/pydev/AbstractConsoleCommunication.java
+++ b/python/pydevSrc/com/jetbrains/python/console/pydev/AbstractConsoleCommunication.java
@@ -1,12 +1,11 @@
 package com.jetbrains.python.console.pydev;
 
-import com.google.common.collect.Lists;
 import com.intellij.openapi.project.Project;
 import com.intellij.openapi.util.Pair;
 import com.intellij.openapi.vfs.VirtualFile;
+import com.intellij.util.containers.ContainerUtil;
 
 import java.util.List;
-import java.util.Vector;
 
 /**
  * @author traff
@@ -23,7 +22,7 @@ public abstract class AbstractConsoleCommunication implements ConsoleCommunicati
    */
   public volatile boolean waitingForInput;
 
-  private List<ConsoleCommunicationListener> communicationListeners = Lists.newArrayList();
+  private final List<ConsoleCommunicationListener> communicationListeners = ContainerUtil.createLockFreeCopyOnWriteList();
 
 
   public AbstractConsoleCommunication(Project project) {
diff --git a/python/pydevSrc/com/jetbrains/python/debugger/pydev/RemoteDebugger.java b/python/pydevSrc/com/jetbrains/python/debugger/pydev/RemoteDebugger.java
index 557a44995abd..87d662c27466 100644
--- a/python/pydevSrc/com/jetbrains/python/debugger/pydev/RemoteDebugger.java
+++ b/python/pydevSrc/com/jetbrains/python/debugger/pydev/RemoteDebugger.java
@@ -11,6 +11,7 @@ import com.intellij.openapi.application.ApplicationManager;
 import com.intellij.openapi.diagnostic.Logger;
 import com.intellij.openapi.util.SystemInfo;
 import com.intellij.openapi.util.text.StringUtil;
+import com.intellij.util.containers.ContainerUtil;
 import com.intellij.xdebugger.frame.XValueChildrenList;
 import com.jetbrains.python.console.pydev.PydevCompletionVariant;
 import com.jetbrains.python.debugger.*;
@@ -51,7 +52,7 @@ public class RemoteDebugger implements ProcessDebugger {
   private final TempVarsHolder myTempVars = new TempVarsHolder();
 
 
-  private final List<RemoteDebuggerCloseListener> myCloseListeners = Lists.newArrayList();
+  private final List<RemoteDebuggerCloseListener> myCloseListeners = ContainerUtil.createLockFreeCopyOnWriteList();
   private DebuggerReader myDebuggerReader;
 
   public RemoteDebugger(final IPyDebugProcess debugProcess, final ServerSocket serverSocket, final int timeout) {
diff --git a/python/src/com/jetbrains/python/console/PydevConsoleRunner.java b/python/src/com/jetbrains/python/console/PydevConsoleRunner.java
index 4ddbb6ce2e16..b9591b6aabdb 100644
--- a/python/src/com/jetbrains/python/console/PydevConsoleRunner.java
+++ b/python/src/com/jetbrains/python/console/PydevConsoleRunner.java
@@ -41,6 +41,7 @@ import com.intellij.psi.impl.source.tree.FileElement;
 import com.intellij.testFramework.LightVirtualFile;
 import com.intellij.util.ArrayUtil;
 import com.intellij.util.IJSwingUtilities;
+import com.intellij.util.containers.ContainerUtil;
 import com.intellij.util.net.NetUtils;
 import com.intellij.util.ui.UIUtil;
 import com.jetbrains.django.run.ProcessRunner;
@@ -82,7 +83,7 @@ public class PydevConsoleRunner extends AbstractConsoleRunnerWithHistory<PythonC
   private PydevConsoleCommunication myPydevConsoleCommunication;
   private PyConsoleProcessHandler myProcessHandler;
   private PydevConsoleExecuteActionHandler myConsoleExecuteActionHandler;
-  private List<ConsoleListener> myConsoleListeners = Lists.newArrayList();
+  private List<ConsoleListener> myConsoleListeners = ContainerUtil.createLockFreeCopyOnWriteList();
   private final PyConsoleType myConsoleType;
   private Map<String, String> myEnvironmentVariables;
   private String myCommandLine;
diff --git a/python/src/com/jetbrains/python/module/PythonModuleBuilderBase.java b/python/src/com/jetbrains/python/module/PythonModuleBuilderBase.java
index 58490f68fc9f..2cd9fa47a3c3 100644
--- a/python/src/com/jetbrains/python/module/PythonModuleBuilderBase.java
+++ b/python/src/com/jetbrains/python/module/PythonModuleBuilderBase.java
@@ -12,19 +12,19 @@ import com.intellij.openapi.roots.ModifiableRootModel;
 import com.intellij.openapi.roots.ModuleRootManager;
 import com.intellij.openapi.vfs.VirtualFile;
 import com.intellij.platform.DirectoryProjectGenerator;
+import com.intellij.util.containers.ContainerUtil;
 import com.jetbrains.python.PythonModuleTypeBase;
 import com.jetbrains.python.sdk.PythonSdkType;
 import org.jetbrains.annotations.NotNull;
 import org.jetbrains.annotations.Nullable;
 
-import java.util.ArrayList;
 import java.util.List;
 
 /**
  * @author yole
  */
 public class PythonModuleBuilderBase extends ModuleBuilder {
-  private final List<Runnable> mySdkChangedListeners = new ArrayList<Runnable>();
+  private final List<Runnable> mySdkChangedListeners = ContainerUtil.createLockFreeCopyOnWriteList();
   private final DirectoryProjectGenerator myGenerator;
   private Sdk mySdk;
 
diff --git a/python/src/com/jetbrains/python/packaging/ui/PyPackagesPanel.java b/python/src/com/jetbrains/python/packaging/ui/PyPackagesPanel.java
index 6abbed6f2231..2b5b4156a2f1 100644
--- a/python/src/com/jetbrains/python/packaging/ui/PyPackagesPanel.java
+++ b/python/src/com/jetbrains/python/packaging/ui/PyPackagesPanel.java
@@ -13,6 +13,7 @@ import com.intellij.ui.DoubleClickListener;
 import com.intellij.ui.ScrollPaneFactory;
 import com.intellij.ui.table.JBTable;
 import com.intellij.util.Consumer;
+import com.intellij.util.containers.ContainerUtil;
 import com.jetbrains.python.packaging.*;
 import com.jetbrains.python.sdk.flavors.IronPythonSdkFlavor;
 import com.jetbrains.python.sdk.flavors.PythonSdkFlavor;
@@ -52,7 +53,7 @@ public class PyPackagesPanel extends JPanel {
   private final PyPackagesNotificationPanel myNotificationArea;
   private boolean myHasDistribute;
   private boolean myHasPip = true;
-  private final List<Consumer<Sdk>> myPathChangedListeners = new ArrayList<Consumer<Sdk>>();
+  private final List<Consumer<Sdk>> myPathChangedListeners = ContainerUtil.createLockFreeCopyOnWriteList();
   private Set<String> currentlyInstalling = new HashSet<String>();
 
   public PyPackagesPanel(Project project, PyPackagesNotificationPanel area) {