diff --git a/plugins/input/gdal/gdal_datasource.cpp b/plugins/input/gdal/gdal_datasource.cpp
index 77356db53..c73ed8d2c 100644
--- a/plugins/input/gdal/gdal_datasource.cpp
+++ b/plugins/input/gdal/gdal_datasource.cpp
@@ -25,6 +25,7 @@
 #include "gdal_featureset.hpp"
 
 // mapnik
+#include <boost/make_shared.hpp>
 #include <mapnik/ptree_helpers.hpp>
 #include <mapnik/geom_util.hpp>
 
@@ -199,6 +200,12 @@ gdal_datasource::~gdal_datasource()
 {
 }
 
+mapnik::statistics_ptr gdal_datasource::get_statistics()  const
+{
+    if (! is_bound_) bind();
+    return boost::make_shared<mapnik::statistics>(stats_);
+}
+
 datasource::datasource_t gdal_datasource::type() const
 {
     return datasource::Raster;
diff --git a/plugins/input/gdal/gdal_datasource.hpp b/plugins/input/gdal/gdal_datasource.hpp
index 4aa841371..a37b8b642 100644
--- a/plugins/input/gdal/gdal_datasource.hpp
+++ b/plugins/input/gdal/gdal_datasource.hpp
@@ -44,6 +44,7 @@ public:
     mapnik::box2d<double> envelope() const;
     boost::optional<mapnik::datasource::geometry_t> get_geometry_type() const;
     mapnik::layer_descriptor get_descriptor() const;
+    mapnik::statistics_ptr get_statistics() const;
     void bind() const;
 private:
     mutable mapnik::box2d<double> extent_;
@@ -56,6 +57,7 @@ private:
     mutable double dy_;
     mutable int nbands_;
     mutable bool shared_dataset_;
+    mutable std::map<std::string, mapnik::parameters> stats_;
     double filter_factor_;
     inline GDALDataset* open_dataset() const;
 };
diff --git a/plugins/input/ogr/ogr_datasource.cpp b/plugins/input/ogr/ogr_datasource.cpp
index ccfce9a16..35ba9ace5 100644
--- a/plugins/input/ogr/ogr_datasource.cpp
+++ b/plugins/input/ogr/ogr_datasource.cpp
@@ -429,7 +429,7 @@ layer_descriptor ogr_datasource::get_descriptor() const
     return desc_;
 }
 
-std::map<std::string, mapnik::parameters> ogr_datasource::get_statistics()  const
+mapnik::statistics_ptr ogr_datasource::get_statistics()  const
 {
     if (! is_bound_) bind();
     return boost::make_shared<mapnik::statistics>(stats_);