diff --git a/whelktool/src/main/groovy/whelk/datatool/form/MatchForm.groovy b/whelktool/src/main/groovy/whelk/datatool/form/MatchForm.groovy
index a2c248ef4b..65064dafc8 100644
--- a/whelktool/src/main/groovy/whelk/datatool/form/MatchForm.groovy
+++ b/whelktool/src/main/groovy/whelk/datatool/form/MatchForm.groovy
@@ -45,8 +45,8 @@ class MatchForm {
 
     MatchForm(Map form, Whelk whelk) {
         this.form = form
-        this.formBNodeIdToPath = collectFormBNodeIdToPath()
-        this.formBNodeIdToResourceIds = collectFormBNodeIdToResourceIds(whelk)
+        this.formBNodeIdToPath = collectFormBNodeIdToPath(form)
+        this.formBNodeIdToResourceIds = collectFormBNodeIdToResourceIds(form, whelk)
         this.baseTypeToSubtypes = collectBaseTypeToSubtypes(whelk?.jsonld)
     }
 
@@ -250,11 +250,7 @@ class MatchForm {
         return getAtPath(form, [RECORD_KEY, BNODE_ID], "TEMP_ID")
     }
 
-    private Map<String, Set<String>> collectFormBNodeIdToResourceIds(Whelk whelk) {
-        return collectFormBNodeIdToResourceIds(form, whelk)
-    }
-
-    private static Map<String, Set<String>> collectFormBNodeIdToResourceIds(Map form, Whelk whelk) {
+    static Map<String, Set<String>> collectFormBNodeIdToResourceIds(Map form, Whelk whelk) {
         Map<String, Set<String>> nodeIdMappings = [:]
 
         IdLoader idLoader = whelk ? new IdLoader(whelk.storage) : null
@@ -300,7 +296,7 @@ class MatchForm {
         return nodeIdMappings
     }
 
-    private Map<String, List> collectFormBNodeIdToPath() {
+    static Map<String, List> collectFormBNodeIdToPath(Map form) {
         Map<String, List> nodeIdToPath = [:]
         DocumentUtil.findKey(form, BNODE_ID) { nodeId, path ->
             nodeIdToPath[(String) nodeId] = path.dropRight(1)
diff --git a/whelktool/src/main/resources/bulk-change-scripts/create.groovy b/whelktool/src/main/resources/bulk-change-scripts/create.groovy
index 012d479654..3fba63c723 100644
--- a/whelktool/src/main/resources/bulk-change-scripts/create.groovy
+++ b/whelktool/src/main/resources/bulk-change-scripts/create.groovy
@@ -1,5 +1,4 @@
 import whelk.Document
-import whelk.datatool.form.Transform
 import whelk.util.DocumentUtil
 
 import static java.util.Collections.synchronizedSet;
@@ -10,11 +9,13 @@ import static whelk.JsonLd.RECORD_TYPE
 import static whelk.JsonLd.THING_KEY
 import static whelk.JsonLd.TYPE_KEY
 import static whelk.datatool.bulkchange.BulkJobDocument.TARGET_FORM_KEY
+import static whelk.datatool.form.MatchForm.collectFormBNodeIdToPath
+import static whelk.datatool.form.MatchForm.collectFormBNodeIdToResourceIds
 import static whelk.util.DocumentUtil.traverse
 
 Map targetForm = parameters.get(TARGET_FORM_KEY)
 
-Map<String, Set<String>> nodeIdMappings = Transform.collectNodeIdMappings(targetForm, getWhelk())
+Map<String, Set<String>> nodeIdMappings = collectFormBNodeIdToResourceIds(targetForm, getWhelk())
 
 if (nodeIdMappings.size() != 1) {
     // Allow only one id list
@@ -22,7 +23,7 @@ if (nodeIdMappings.size() != 1) {
 }
 
 def varyingNodeId = nodeIdMappings.keySet().find()
-def varyingNodePath = Transform.collectNodeIdToPath(targetForm)[varyingNodeId]
+def varyingNodePath = collectFormBNodeIdToPath(targetForm)[varyingNodeId]
 def ids = nodeIdMappings.values().find()
 
 if (varyingNodePath == [] || varyingNodePath == [RECORD_KEY]) {