diff --git a/api/js/etemplate/et2_extension_nextmatch.js b/api/js/etemplate/et2_extension_nextmatch.js
index 967e6a7ebf..af793d0b78 100644
--- a/api/js/etemplate/et2_extension_nextmatch.js
+++ b/api/js/etemplate/et2_extension_nextmatch.js
@@ -545,7 +545,7 @@ var et2_nextmatch = /** @class */ (function (_super) {
             // App did not want the row, or doesn't know where it goes but we've already removed it...
             // Put it back before anyone notices.  New data coming from server anyway.
             var callback_1 = function (data) {
-                data.class += "new_entry";
+                data.class += " new_entry";
                 this.egw().dataUnregisterUID(uid, callback_1, this);
             };
             this.egw().dataRegisterUID(uid, callback_1, this, this.getInstanceManager().etemplate_exec_id, this.id);
@@ -578,7 +578,7 @@ var et2_nextmatch = /** @class */ (function (_super) {
         // Set "new entry" class - but it has to stay so register and re-add it after the data is there
         entry.row.tr.addClass("new_entry");
         var callback = function (data) {
-            data.class += "new_entry";
+            data.class += " new_entry";
             this.egw().dataUnregisterUID(uid, callback, this);
         };
         this.egw().dataRegisterUID(uid, callback, this, this.getInstanceManager().etemplate_exec_id, this.id);
diff --git a/api/js/etemplate/et2_extension_nextmatch.ts b/api/js/etemplate/et2_extension_nextmatch.ts
index 8c20171083..42b3fafd0d 100644
--- a/api/js/etemplate/et2_extension_nextmatch.ts
+++ b/api/js/etemplate/et2_extension_nextmatch.ts
@@ -817,7 +817,7 @@ export class et2_nextmatch extends et2_DOMWidget implements et2_IResizeable, et2
 			// App did not want the row, or doesn't know where it goes but we've already removed it...
 			// Put it back before anyone notices.  New data coming from server anyway.
 			let callback = function(data) {
-				data.class += "new_entry";
+				data.class += " new_entry";
 				this.egw().dataUnregisterUID(uid, callback, this);
 			};
 			this.egw().dataRegisterUID(uid, callback, this, this.getInstanceManager().etemplate_exec_id, this.id);
@@ -857,7 +857,7 @@ export class et2_nextmatch extends et2_DOMWidget implements et2_IResizeable, et2
 		// Set "new entry" class - but it has to stay so register and re-add it after the data is there
 		entry.row.tr.addClass("new_entry");
 		let callback = function(data) {
-			data.class += "new_entry";
+			data.class += " new_entry";
 			this.egw().dataUnregisterUID(uid, callback, this);
 		};
 		this.egw().dataRegisterUID(uid, callback, this, this.getInstanceManager().etemplate_exec_id, this.id);