diff --git a/DataStructures/SharedMemoryVectorWrapper.h b/DataStructures/SharedMemoryVectorWrapper.h
index 536a7c5e2..78a77218e 100644
--- a/DataStructures/SharedMemoryVectorWrapper.h
+++ b/DataStructures/SharedMemoryVectorWrapper.h
@@ -82,7 +82,9 @@ public:
     SharedMemoryWrapper(DataT * ptr, std::size_t size) :
         m_ptr(ptr),
         m_size(size)
-    { }
+    {
+            SimpleLogger().Write(logDEBUG) << "generated std::vector<DataT> of size " << size;
+    }
 
     void swap( SharedMemoryWrapper<DataT> & other ) {
         BOOST_ASSERT_MSG(m_size != 0 || other.size() != 0, "size invalid");
@@ -143,7 +145,9 @@ public:
     SharedMemoryWrapper(unsigned * ptr, std::size_t size) :
         m_ptr(ptr),
         m_size(size)
-    { }
+    {
+        SimpleLogger().Write(logDEBUG) << "generated std::vector<bool> of size " << size;
+    }
 
     void swap( SharedMemoryWrapper<bool> & other ) {
         BOOST_ASSERT_MSG(m_size != 0 || other.size() != 0, "size invalid");
diff --git a/datastore.cpp b/datastore.cpp
index 3c2f55048..3cfe295e3 100644
--- a/datastore.cpp
+++ b/datastore.cpp
@@ -192,6 +192,7 @@ int main( const int argc, const char * argv[] ) {
         shared_layout_ptr->via_node_list_size = number_of_original_edges;
         shared_layout_ptr->name_id_list_size = number_of_original_edges;
         shared_layout_ptr->turn_instruction_list_size = number_of_original_edges;
+        shared_layout_ptr->geometries_compression = number_of_original_edges;
 
         boost::filesystem::ifstream hsgr_input_stream(
             hsgr_path,
@@ -316,6 +317,10 @@ int main( const int argc, const char * argv[] ) {
             shared_memory_ptr + shared_layout_ptr->GetTurnInstructionListOffset()
         );
 
+        unsigned * geometries_index_ptr = (unsigned *)(
+            shared_memory + shared_layout_ptr->GetGeometriesIndicesOffset()
+        );
+
         OriginalEdgeData current_edge_data;
         for(unsigned i = 0; i < number_of_original_edges; ++i) {
             // SimpleLogger().Write() << i << "/" << number_of_edges;
@@ -326,6 +331,11 @@ int main( const int argc, const char * argv[] ) {
             via_node_ptr[i] = current_edge_data.via_node;
             name_id_ptr[i]  = current_edge_data.name_id;
             turn_instructions_ptr[i] = current_edge_data.turn_instruction;
+
+            const unsigned bucket = i / 32;
+            const unsigned offset = i % 32;
+            geometries_index_ptr[bucket] |= (1 << offset);
+
         }
         edges_input_stream.close();