diff --git a/plugins/hg4idea/src/org/zmlx/hg4idea/repo/HgRepositoryImpl.java b/plugins/hg4idea/src/org/zmlx/hg4idea/repo/HgRepositoryImpl.java
index 424ec401a94b..2fc710dca576 100644
--- a/plugins/hg4idea/src/org/zmlx/hg4idea/repo/HgRepositoryImpl.java
+++ b/plugins/hg4idea/src/org/zmlx/hg4idea/repo/HgRepositoryImpl.java
@@ -238,7 +238,9 @@ public class HgRepositoryImpl extends RepositoryImpl implements HgRepository {
 
       HgUtil.executeOnPooledThread(new Runnable() {
         public void run() {
-          project.getMessageBus().syncPublisher(HgVcs.STATUS_TOPIC).update(project, getRoot());
+          if (!project.isDisposed()) {
+            project.getMessageBus().syncPublisher(HgVcs.STATUS_TOPIC).update(project, getRoot());
+          }
         }
       }, project);
     }