diff --git a/.env b/.env
index a897d5532..532de8e83 100644
--- a/.env
+++ b/.env
@@ -69,7 +69,7 @@ REPOSITORY=ghcr.io/jhu-sheridan-libraries/idc-isle-dc
 TAG=upstream-20200824-f8d1e8e-23-g9fe79fc
 
 # Docker image and tag for snapshot image
-SNAPSHOT_TAG=upstream-20201007-739693ae-213-g3669e99.1616768917
+SNAPSHOT_TAG=upstream-20201007-739693ae-228-g2dca928.1617734539
 
 # IdP, SP entity URIs and base URLs
 SP_BASEURL=https://islandora-idc.traefik.me
diff --git a/codebase/composer.lock b/codebase/composer.lock
index bd3142771..7e354ea46 100644
--- a/codebase/composer.lock
+++ b/codebase/composer.lock
@@ -7072,12 +7072,12 @@
             "source": {
                 "type": "git",
                 "url": "https://github.com/jhu-idc/controlled_access_terms.git",
-                "reference": "bf962a8bbbe32ae6a1c27e9753ab9d4981042db9"
+                "reference": "7a03834409e91807cf1c94900a1749c1b582ae03"
             },
             "dist": {
                 "type": "zip",
-                "url": "https://api.github.com/repos/jhu-idc/controlled_access_terms/zipball/bf962a8bbbe32ae6a1c27e9753ab9d4981042db9",
-                "reference": "bf962a8bbbe32ae6a1c27e9753ab9d4981042db9",
+                "url": "https://api.github.com/repos/jhu-idc/controlled_access_terms/zipball/7a03834409e91807cf1c94900a1749c1b582ae03",
+                "reference": "7a03834409e91807cf1c94900a1749c1b582ae03",
                 "shasum": ""
             },
             "require": {
@@ -7119,7 +7119,7 @@
                 "issues": "https://github.com/jhu-idc/controlled_access_terms/issues",
                 "source": "https://github.com/jhu-idc/controlled_access_terms/tree/8.x-1.x"
             },
-            "time": "2021-02-22T22:01:08+00:00"
+            "time": "2021-04-06T18:27:53+00:00"
         },
         {
             "name": "jhu-idc/idc-ui-theme",
@@ -7171,12 +7171,12 @@
             "source": {
                 "type": "git",
                 "url": "https://github.com/jhu-idc/islandora_defaults.git",
-                "reference": "4fbbc2d2f2d09aa9aebec1ecbd3bb5a5c1a7103d"
+                "reference": "ffbbe98f1202ad734ba9b0287221fe722e01c50f"
             },
             "dist": {
                 "type": "zip",
-                "url": "https://api.github.com/repos/jhu-idc/islandora_defaults/zipball/4fbbc2d2f2d09aa9aebec1ecbd3bb5a5c1a7103d",
-                "reference": "4fbbc2d2f2d09aa9aebec1ecbd3bb5a5c1a7103d",
+                "url": "https://api.github.com/repos/jhu-idc/islandora_defaults/zipball/ffbbe98f1202ad734ba9b0287221fe722e01c50f",
+                "reference": "ffbbe98f1202ad734ba9b0287221fe722e01c50f",
                 "shasum": ""
             },
             "require": {
@@ -7202,7 +7202,7 @@
                 "issues": "https://github.com/jhu-idc/islandora_defaults/issues",
                 "source": "https://github.com/jhu-idc/islandora_defaults/tree/8.x-1.x"
             },
-            "time": "2021-03-24T20:22:40+00:00"
+            "time": "2021-04-06T18:04:35+00:00"
         },
         {
             "name": "jhu-idc/reference_value_pair",
diff --git a/codebase/config/sync/rdf.mapping.node.islandora_object.yml b/codebase/config/sync/rdf.mapping.node.islandora_object.yml
index b4ec19811..1c5c23228 100644
--- a/codebase/config/sync/rdf.mapping.node.islandora_object.yml
+++ b/codebase/config/sync/rdf.mapping.node.islandora_object.yml
@@ -46,9 +46,13 @@ fieldMappings:
   field_date_available:
     properties:
       - 'dcterms:available'
+    datatype_callback:
+      callable: 'Drupal\controlled_access_terms\EDTFConverter::dateIso8601Value'
   field_date_coprighted:
     properties:
       - 'dcterms:dateCopyrighted'
+    datatype_callback:
+      callable: 'Drupal\controlled_access_terms\EDTFConverter::dateIso8601Value'
   field_date_created:
     properties:
       - 'dcterms:created'