diff --git a/data/datafiles.json b/data/datafiles.json
index d66e911..35aa30f 100644
--- a/data/datafiles.json
+++ b/data/datafiles.json
@@ -187,6 +187,20 @@
             "size": "4.6 MB",
             "url": "https://yt-project.org/data/castro_sedov_2d_cyl_in_cart_plt00150.tar.gz"
         },
+        {
+            "code": "Castro",
+            "description": "Sedov problem, 2-d dataset, 4 levels, cylindrical geometry",
+            "filename": "castro_sedov_2d_sph_in_cyl_plt00130",
+            "size": "558 kB",
+            "url": "https://yt-project.org/data/castro_sedov_2d_sph_in_cyl_plt00130.tar.gz"
+        },
+        {
+            "code": "Castro",
+            "description": "X-ray burst in a spherical shell, 2-d dataset",
+            "filename": "xrb_spherical_smallplt00010",
+            "size": "1.2 MB",
+            "url": "https://yt-project.org/data/xrb_spherical_smallplt00010.tar.gz"
+        },
         {
             "code": "Castro",
             "description": "3 levels, 2-d dataset, contains particles",