diff --git a/api/js/etemplate/Et2Url/Et2Url.ts b/api/js/etemplate/Et2Url/Et2Url.ts
index 3d3fbf6342..51f343ddee 100644
--- a/api/js/etemplate/Et2Url/Et2Url.ts
+++ b/api/js/etemplate/Et2Url/Et2Url.ts
@@ -15,7 +15,7 @@ import {Et2Textbox} from "../Et2Textbox/Et2Textbox";
 /**
  * @customElement et2-url
  *
- * @ToDo: implement allow_path and trailing_slash attributes
+ * @ToDo: implement allow_path attributes
  */
 export class Et2Url extends Et2InvokerMixin(Et2Textbox)
 {
@@ -42,7 +42,6 @@ export class Et2Url extends Et2InvokerMixin(Et2Textbox)
 	constructor()
 	{
 		super();
-		this.defaultValidators.push(new IsEmail());
 		this._invokerLabel = '⎆';
 		this._invokerTitle = 'Open';
 		this._invokerAction = () => {
@@ -52,11 +51,36 @@ export class Et2Url extends Et2InvokerMixin(Et2Textbox)
 		this.trailing_slash = undefined;
 	}
 
+	/**
+	 * Change handler calling custom handler set via onchange attribute
+	 *
+	 * Reimplemented to add/remove trailing slash depending on trailing_slash attribute
+	 *
+	 * @param _ev
+	 * @returns
+	 */
+	_oldChange(_ev: Event): boolean
+	{
+		const value = this.modelValue;
+		if (typeof this.trailing_slash !== 'undefined' && value && this.trailing_slash !== (value.substr(-1)==='/'))
+		{
+			if (!this.trailing_slash)
+			{
+				this.modelValue = value.replace(/\/+$/, '');
+			}
+			else
+			{
+				this.modelValue += '/';
+			}
+		}
+		return super._oldChange(_ev);
+	}
+
 	static action(value)
 	{
 		if (!value) return;
 		// implicit add http:// if no protocol given
-		if(value.indexOf("://") == -1) value = "http://"+value;
+		if(value.indexOf("://") === -1) value = "http://"+value;
 		egw.open_link(value, '_blank');
 	}
 }