diff --git a/bootstrap/importData.sh b/bootstrap/importData.sh
index 193022bca8c893d3a6c1c4dffd274a03c84fb193..91977810ba8baa99b87a837e42afabfc52b29b91 100755
--- a/bootstrap/importData.sh
+++ b/bootstrap/importData.sh
@@ -173,10 +173,12 @@ fn_import_data "San Francisco" "$OSM_FILE_CALIFORNIA" "$OSM_FILE_SF_FILTERED" "$
 #	fn_import_data "Alto Adige" "$OSM_FILE_ITALY" "$OSM_FILE_ST_FILTERED" "$OSM_BOUNDING_ST" "trentinoaltoadige_export.sql.gz" $TABLE_PREFIX_ST
 #fi
 
-# Generate synthetic datasets
+# Generate synthetic datasets (and densities for them)
 if $AVAILABLE_POSTGIS && $AVAILABLE_ISOCHRONE_TOOLS; then
 	java -cp $DOWNLOAD_DIR/isochrone-tools.jar at.uibk.dbis.isochrone.generator.GridNetworkGenerator -d 100 -l 60 > "$WORKING_DIR/generate_gridNetwork.log" 2>&1
 	java -cp $DOWNLOAD_DIR/isochrone-tools.jar at.uibk.dbis.isochrone.generator.SpiderNetworkGenerator -d 6 -lvl 1000 -l 60 > "$WORKING_DIR/generate_spiderNetwork.log" 2>&1
+	java -cp $DOWNLOAD_DIR/isochrone-tools.jar at.uibk.dbis.isochrone.generator.density.DensityGenerator -t grid_s100 -d 60,120,180,240,300
+	java -cp $DOWNLOAD_DIR/isochrone-tools.jar at.uibk.dbis.isochrone.generator.density.DensityGenerator -t spider_l1000 -d 60,120,180,240,300
 fi
 
 if $AVAILABLE_GEOSERVER; then