diff --git a/api/js/etemplate/etemplate2.js b/api/js/etemplate/etemplate2.js
index 2607856fd2..da0eac1674 100644
--- a/api/js/etemplate/etemplate2.js
+++ b/api/js/etemplate/etemplate2.js
@@ -372,6 +372,7 @@ var etemplate2 = /** @class */ (function () {
         if (!jQuery.isArray(_data.langRequire))
             _data.langRequire = [];
         egw(currentapp, window).langRequire(window, _data.langRequire, function () {
+            this.clear();
             // Initialize application js
             var app_callback = null;
             // Only initialize once
diff --git a/api/js/etemplate/etemplate2.ts b/api/js/etemplate/etemplate2.ts
index aab3f5deb4..82c67e4cac 100644
--- a/api/js/etemplate/etemplate2.ts
+++ b/api/js/etemplate/etemplate2.ts
@@ -472,6 +472,8 @@ export class etemplate2
 		if (!jQuery.isArray(_data.langRequire)) _data.langRequire = [];
 		egw(currentapp, window).langRequire(window, _data.langRequire, function ()
 		{
+			this.clear();
+
 			// Initialize application js
 			let app_callback = null;
 			// Only initialize once