1 files changed, 2 insertions, 2 deletions
diff --git a/platform/vcs-log/impl/src/com/intellij/vcs/log/data/EmptyDataPack.java b/platform/vcs-log/impl/src/com/intellij/vcs/log/data/EmptyDataPack.java
index 6262d767d071..54140afb3940 100644
--- a/platform/vcs-log/impl/src/com/intellij/vcs/log/data/EmptyDataPack.java
+++ b/platform/vcs-log/impl/src/com/intellij/vcs/log/data/EmptyDataPack.java
@@ -22,14 +22,14 @@ import com.intellij.vcs.log.VcsLogProvider;
 import com.intellij.vcs.log.VcsRef;
 import org.jetbrains.annotations.NotNull;
 
-import java.util.Collection;
 import java.util.Collections;
+import java.util.Set;
 
 public class EmptyDataPack {
 
   @NotNull
   public static DataPack getInstance() {
-    RefsModel emptyModel = new RefsModel(Collections.<VirtualFile, Collection<VcsRef>>emptyMap(), new ConstantFunction<Hash, Integer>(0));
+    RefsModel emptyModel = new RefsModel(Collections.<VirtualFile, Set<VcsRef>>emptyMap(), new ConstantFunction<Hash, Integer>(0));
     return new DataPack(emptyModel, EmptyPermanentGraph.getInstance(), new EmptyGraphFacade(), Collections.<VirtualFile, VcsLogProvider>emptyMap(), false);
   }