diff --git a/flow-server/src/main/java/com/vaadin/flow/dom/Element.java b/flow-server/src/main/java/com/vaadin/flow/dom/Element.java
index bf85421274f..f4db9becf6b 100644
--- a/flow-server/src/main/java/com/vaadin/flow/dom/Element.java
+++ b/flow-server/src/main/java/com/vaadin/flow/dom/Element.java
@@ -661,8 +661,7 @@ public Element setProperty(String name, double value) {
     // Distinct name so setProperty("foo", null) is not ambiguous
     public Element setPropertyJson(String name, JsonValue value) {
         if (value == null) {
-            throw new IllegalArgumentException(
-                    "Json.createNull() must be used instead of null for JSON values");
+            throw new IllegalArgumentException(USE_SET_PROPERTY_WITH_JSON_NULL);
         }
 
         setRawProperty(name, value);