diff --git a/src/mobi/hsz/idea/gitignore/IgnoreManager.java b/src/mobi/hsz/idea/gitignore/IgnoreManager.java
index 3496c0eb..e442676c 100644
--- a/src/mobi/hsz/idea/gitignore/IgnoreManager.java
+++ b/src/mobi/hsz/idea/gitignore/IgnoreManager.java
@@ -597,7 +597,7 @@ public void run(boolean silent) {
                 return;
             }
 
-            final ConcurrentMap<VirtualFile, VcsRoot> result = new ConcurrentWeakHashMap<VirtualFile, VcsRoot>();
+            final ConcurrentMap<VirtualFile, VcsRoot> result = ContainerUtil.newConcurrentMap();
             for (VcsRoot vcsRoot : vcsRoots) {
                 if (!(vcsRoot.getVcs() instanceof GitVcs) || vcsRoot.getPath() == null) {
                     continue;
diff --git a/src/mobi/hsz/idea/gitignore/TrackedIgnoredFilesComponent.java b/src/mobi/hsz/idea/gitignore/TrackedIgnoredFilesComponent.java
index d1caea8d..718c34d8 100644
--- a/src/mobi/hsz/idea/gitignore/TrackedIgnoredFilesComponent.java
+++ b/src/mobi/hsz/idea/gitignore/TrackedIgnoredFilesComponent.java
@@ -116,7 +116,7 @@ public void handleFiles(@NotNull final ConcurrentMap<VirtualFile, VcsRoot> files
                 myProject,
                 IgnoreBundle.message("notification.untrack.title", Utils.getVersion()),
                 IgnoreBundle.message("notification.untrack.content"),
-                NotificationType.WARNING,
+                NotificationType.INFORMATION,
                 new NotificationListener() {
                     @Override
                     public void hyperlinkUpdate(@NotNull Notification notification, @NotNull HyperlinkEvent event) {