diff --git a/src/GitOps.js b/src/GitOps.js
index 2717fb7..ff807f8 100644
--- a/src/GitOps.js
+++ b/src/GitOps.js
@@ -1,3 +1,4 @@
+// eslint-disable-next-line no-unused-vars
 import HistoryEntry from './HistoryEntry.js';
 import util from 'util';
 import { exec as execClassic, execFile as execFileC } from 'child_process';
diff --git a/src/LoadData.js b/src/LoadData.js
index 355c85d..15d0e41 100644
--- a/src/LoadData.js
+++ b/src/LoadData.js
@@ -18,7 +18,7 @@ export class LoadData {
 		/** History file. */
 		this.historyFile = 'history.json';
 		/** Initial URL. */
-		this.origin = `https://${site}`;		;
+		this.origin = `https://${site}`;
 		/**
 		 * Page history.
 		 * @type {HistoryEntry[]}
@@ -96,7 +96,7 @@ export class LoadData {
 		if (this.debug)
 			console.log(data.revisions.length, data.older);
 
-		for (const revision of data?.revisions) {
+		for (const revision of data.revisions) {
 			const entry = new HistoryEntry(revision);
 			this.history.push(entry);
 			if (this.debug)
@@ -233,7 +233,7 @@ export class LoadData {
 		return data;
 	}
 
-    /**
+	/**
 	 * Read history from a file.
 	 */
 	async readHistory() {
diff --git a/src/load.js b/src/load.js
index 29d6e18..9f5d43f 100644
--- a/src/load.js
+++ b/src/load.js
@@ -1,3 +1,4 @@
+/* eslint-disable no-unused-vars */
 import GitOps from './GitOps.js';
 import { LoadData } from './LoadData.js';