diff --git a/arangod/Utils/CollectionKeys.cpp b/arangod/Utils/CollectionKeys.cpp
index 621db53266..5e28a0f8f4 100644
--- a/arangod/Utils/CollectionKeys.cpp
+++ b/arangod/Utils/CollectionKeys.cpp
@@ -31,6 +31,7 @@
 #include "Basics/hashes.h"
 #include "Basics/JsonHelper.h"
 #include "Basics/StringUtils.h"
+#include "Basics/VelocyPackHelper.h"
 #include "Indexes/PrimaryIndex.h"
 #include "Utils/CollectionGuard.h"
 #include "Utils/CollectionReadLocker.h"
@@ -312,6 +313,19 @@ void CollectionKeys::dumpDocs (triagens::basics::Json& json,
   }
 }
 
+////////////////////////////////////////////////////////////////////////////////
+/// @brief dumps documents into the JSON
+////////////////////////////////////////////////////////////////////////////////
+
+void CollectionKeys::dumpDocs (triagens::basics::Json& json, 
+                               size_t chunk,
+                               size_t chunkSize,
+                               VPackSlice const& ids) const {
+  // TODO Only temporary. Will replace the TRI_json_t variant
+  std::unique_ptr<TRI_json_t> jsonIds(triagens::basics::VelocyPackHelper::velocyPackToJson(ids));
+  dumpDocs(json, chunk, chunkSize, jsonIds.get());
+}
+
 // -----------------------------------------------------------------------------
 // --SECTION--                                                       END-OF-FILE
 // -----------------------------------------------------------------------------
diff --git a/arangod/Utils/CollectionKeys.h b/arangod/Utils/CollectionKeys.h
index 4b820a3344..9379e3b165 100644
--- a/arangod/Utils/CollectionKeys.h
+++ b/arangod/Utils/CollectionKeys.h
@@ -140,6 +140,11 @@ namespace triagens {
                        size_t,
                        size_t,
                        TRI_json_t const*) const;
+
+        void dumpDocs (triagens::basics::Json&,
+                       size_t,
+                       size_t,
+                       VPackSlice const&) const;
         
 // -----------------------------------------------------------------------------
 // --SECTION--                                                 private variables