diff --git a/lib/core/client_alchemy.js b/lib/core/client_alchemy.js
index 983a2da..ac3053b 100644
--- a/lib/core/client_alchemy.js
+++ b/lib/core/client_alchemy.js
@@ -200,7 +200,7 @@ Alchemy.setMethod(function distinctProblem(id, message, options = {}) {
 });
 
 /**
- * Register a custom handler
+ * Register a custom handler for the given type
  *
  * @author   Jelle De Loecker <jelle@elevenways.be>
  * @since    1.3.21
@@ -272,6 +272,20 @@ Alchemy.setMethod(function getAllCustomHandlers(type) {
 	return [];
 });
 
+/**
+ * Deprecated alias to `registerError()`
+ *
+ * @author   Jelle De Loecker <jelle@elevenways.be>
+ * @since    1.0.5
+ * @version  1.4.0
+ *
+ * @param    {Error}   err
+ * @param    {Object}  config
+ */
+Alchemy.setMethod(function handleError(err, config) {
+	return this.registerError(err, config);
+});
+
 /**
  * Actually print a log message
  *
@@ -1268,18 +1282,18 @@ Alchemy.setMethod(function enableWebsockets() {
 });
 
 /**
- * Handle an error
+ * Register an error
  *
  * @author   Jelle De Loecker <jelle@elevenways.be>
  * @since    1.0.5
- * @version  1.0.5
+ * @version  1.4.0
  *
  * @param    {Error}   err
  * @param    {Object}  config
  */
-Alchemy.setMethod(function handleError(err, config) {
+Alchemy.setMethod(function registerError(err, config) {
 
-	var message;
+	let message;
 
 	if (!config) {
 		config = {};