diff --git a/configurations/sharepoint-woo/mappings/sharepoint-woo-verzoek-to-publications.json b/configurations/sharepoint-woo/mappings/sharepoint-woo-verzoek-to-publications.json
index e74ad30..cd7743b 100644
--- a/configurations/sharepoint-woo/mappings/sharepoint-woo-verzoek-to-publications.json
+++ b/configurations/sharepoint-woo/mappings/sharepoint-woo-verzoek-to-publications.json
@@ -8,16 +8,18 @@
         "summary": "d.woo_x005f_samenvatting",
         "category": "d.woo_x005f_categorie",
         "published": "d.woo_x005f_publicatiedatum",
-        "modified": "d.vti_x005f_nexttolasttimemodified"
-	},
-	"unset": [],
-	"cast": {
-        "title": "d.woo_x005f_titel",
-        "description": "d.woo_x005f_beschrijving",
-        "summary": "d.woo_x005f_samenvatting",
-        "category": "d.woo_x005f_categorie",
-        "published": "d.woo_x005f_publicatiedatum",
-        "modified": "d.vti_x005f_nexttolasttimemodified"
+        "modified": "d.vti_x005f_nexttolasttimemodified",
+        "attachments": "{{ '[' }}{% if fileUrls['d']['results']|default %}{% set index = 0 %}{% for file in fileUrls['d']['results'] %}{% if index > 0 %}{{ ', ' }}{% endif %}{{ '{' }}{% set uri = file['__metadata']['uri']~'/$value' %}{{ '\"downloadUrl\": \"'~uri~'\",\"source\": \"1\"' }}{{ '}' }}{% endfor %}{% endif %}{{ ']' }}"
+    },
+    "unset": [],
+    "cast": {
+        "title": "unsetIfValue==d.woo_x005f_titel",
+        "description": "unsetIfValue==d.woo_x005f_beschrijving",
+        "summary": "unsetIfValue==d.woo_x005f_samenvatting",
+        "category": "unsetIfValue==d.woo_x005f_categorie",
+        "published": "unsetIfValue==d.woo_x005f_publicatiedatum",
+        "modified": "unsetIfValue==d.vti_x005f_nexttolasttimemodified",
+        "attachments": "jsonToArray"
     },
 	"passThrough": false
 }
\ No newline at end of file
diff --git a/configurations/sharepoint-woo/synchronizations/sharepoint-convenanten-to-publications.json b/configurations/sharepoint-woo/synchronizations/sharepoint-convenanten-to-publications.json
index bc53941..030054f 100644
--- a/configurations/sharepoint-woo/synchronizations/sharepoint-convenanten-to-publications.json
+++ b/configurations/sharepoint-woo/synchronizations/sharepoint-convenanten-to-publications.json
@@ -7,14 +7,17 @@
 	"sourceHash": "",
 	"sourceTargetMapping": "1",
 	"sourceConfig": {
-		"idPosition": "Properties.__deferred.uri",
-		"resultsPosition": "d.results",
-		"endpoint": "/Web/GetFolderByServerRelativePath(decodedurl='/WOO/Convenanten')/folders",
-        "singleEndpoint": "{{ originId }}",
-        "mergeDataSingleEndpoint": true,
-		"headers": [],
-		"query": []
-	},
+        "idPosition": "UniqueId",
+        "resultsPosition": "d.results",
+        "endpoint": "\/Web\/GetFolderByServerRelativePath(decodedurl='\/WOO\/Convenanten')\/folders",
+        "extraDataConfigs.0.dynamicEndpointLocation": "Properties.__deferred.uri",
+        "extraDataConfigs.0.mergeExtraData": "true",
+        "extraDataConfigs.1.dynamicEndpointLocation": "Files.__deferred.uri",
+        "extraDataConfigs.1.mergeExtraData": "true",
+        "extraDataConfigs.1.keyToSetExtraData": "fileUrls",
+        "headers": [],
+        "query": []
+    },
 	"targetId": "1/1",
 	"targetType": "register/schema"
 }
\ No newline at end of file
diff --git a/configurations/sharepoint-woo/synchronizations/sharepoint-woo-verzoeken-to-publications.json b/configurations/sharepoint-woo/synchronizations/sharepoint-woo-verzoeken-to-publications.json
index f7f3e47..e4c6696 100644
--- a/configurations/sharepoint-woo/synchronizations/sharepoint-woo-verzoeken-to-publications.json
+++ b/configurations/sharepoint-woo/synchronizations/sharepoint-woo-verzoeken-to-publications.json
@@ -7,13 +7,16 @@
 	"sourceHash": "",
 	"sourceTargetMapping": "1",
 	"sourceConfig": {
-		"idPosition": "Properties.__deferred.uri",
+        "idPosition": "UniqueId",
 		"resultsPosition": "d.results",
 		"endpoint": "/Web/GetFolderByServerRelativePath(decodedurl='/WOO/Woo-verzoeken en -besluiten')/folders",
-        "singleEndpoint": "{{ originId }}",
-        "mergeDataSingleEndpoint": true,
-		"headers": [],
-		"query": []
+        "extraDataConfigs.0.dynamicEndpointLocation": "Properties.__deferred.uri",
+        "extraDataConfigs.0.mergeExtraData": "true",
+        "extraDataConfigs.1.dynamicEndpointLocation": "Files.__deferred.uri",
+        "extraDataConfigs.1.mergeExtraData": "true",
+        "extraDataConfigs.1.keyToSetExtraData": "fileUrls",
+        "headers": [],
+        "query": []
 	},
 	"targetId": "1/1",
 	"targetType": "register/schema"