diff --git a/plugins/hg4idea/src/org/zmlx/hg4idea/provider/HgHistoryProvider.java b/plugins/hg4idea/src/org/zmlx/hg4idea/provider/HgHistoryProvider.java
index f6bdfb3fdd97..85c42fcc19d1 100644
--- a/plugins/hg4idea/src/org/zmlx/hg4idea/provider/HgHistoryProvider.java
+++ b/plugins/hg4idea/src/org/zmlx/hg4idea/provider/HgHistoryProvider.java
@@ -111,6 +111,7 @@ public class HgHistoryProvider implements VcsHistoryProvider {
       @Override
       @Nullable
       protected VcsRevisionNumber calcCurrentRevisionNumber() {
+        if (filePath.isDirectory()) return new HgWorkingCopyRevisionsCommand(myProject).firstParent(vcsRoot);
         return new HgWorkingCopyRevisionsCommand(myProject).parents(vcsRoot, filePath).first;
       }