diff --git a/src/accounting/static/js/journal-entry-editor.js b/src/accounting/static/js/journal-entry-editor.js
index 6ac41d2..1f9eb09 100644
--- a/src/accounting/static/js/journal-entry-editor.js
+++ b/src/accounting/static/js/journal-entry-editor.js
@@ -238,8 +238,8 @@ class JournalEntryEditor {
         this.#amountError = document.getElementById(this.#prefix + "-amount-error");
         this.#summaryEditors = SummaryEditor.getInstances(this);
         this.#accountSelectors = AccountSelector.getInstances(this);
-        this.originalEntrySelector = new OriginalEntrySelector();
-        this.#originalEntryControl.onclick = () => this.originalEntrySelector.onOpen(this, this.originalEntryId)
+        this.originalEntrySelector = new OriginalEntrySelector(this);
+        this.#originalEntryControl.onclick = () => this.originalEntrySelector.onOpen(this.originalEntryId)
         this.#originalEntryDelete.onclick = () => this.clearOriginalEntry();
         this.#summaryControl.onclick = () => this.#summaryEditors[this.entryType].onOpen();
         this.#accountControl.onclick = () => this.#accountSelectors[this.entryType].onOpen();
diff --git a/src/accounting/static/js/original-entry-selector.js b/src/accounting/static/js/original-entry-selector.js
index f7eb2db..b006128 100644
--- a/src/accounting/static/js/original-entry-selector.js
+++ b/src/accounting/static/js/original-entry-selector.js
@@ -28,6 +28,12 @@
  */
 class OriginalEntrySelector {
 
+    /**
+     * The journal entry editor
+     * @type {JournalEntryEditor}
+     */
+    entryEditor;
+
     /**
      * The prefix of the HTML ID and class
      * @type {string}
@@ -64,12 +70,6 @@ class OriginalEntrySelector {
      */
     #optionById;
 
-    /**
-     * The journal entry editor
-     * @type {JournalEntryEditor}
-     */
-    entryEditor;
-
     /**
      * The currency code
      * @type {string}
@@ -84,8 +84,10 @@ class OriginalEntrySelector {
     /**
      * Constructs an original entry selector.
      *
+     * @param entryEditor {JournalEntryEditor} the journal entry editor
      */
-    constructor() {
+    constructor(entryEditor) {
+        this.entryEditor = entryEditor;
         this.#query = document.getElementById(this.#prefix + "-query");
         this.#queryNoResult = document.getElementById(this.#prefix + "-option-no-result");
         this.#optionList = document.getElementById(this.#prefix + "-option-list");
@@ -174,13 +176,11 @@ class OriginalEntrySelector {
     /**
      * The callback when the original entry selector is shown.
      *
-     * @param entryEditor {JournalEntryEditor} the journal entry editor
      * @param originalEntryId {string|null} the ID of the original entry
      */
-    onOpen(entryEditor, originalEntryId = null) {
-        this.entryEditor = entryEditor
-        this.#currencyCode = entryEditor.getCurrencyCode();
-        this.#entryType = entryEditor.entryType;
+    onOpen(originalEntryId = null) {
+        this.#currencyCode = this.entryEditor.getCurrencyCode();
+        this.#entryType = this.entryEditor.entryType;
         for (const option of this.#options) {
             option.setActive(option.id === originalEntryId);
         }
diff --git a/src/accounting/static/js/summary-editor.js b/src/accounting/static/js/summary-editor.js
index 404e60f..9dc07e8 100644
--- a/src/accounting/static/js/summary-editor.js
+++ b/src/accounting/static/js/summary-editor.js
@@ -132,7 +132,7 @@ class SummaryEditor {
         this.currentTab = this.tabPlanes.general;
         this.#initializeSuggestedAccounts();
         this.summary.onchange = () => this.#onSummaryChange();
-        this.#offsetButton.onclick = () => this.#entryEditor.originalEntrySelector.onOpen(this.#entryEditor);
+        this.#offsetButton.onclick = () => this.#entryEditor.originalEntrySelector.onOpen();
         this.#form.onsubmit = () => {
             if (this.currentTab.validate()) {
                 this.#submit();