diff --git a/Src/Newtonsoft.Json.Tests/Serialization/JsonSerializerTest.cs b/Src/Newtonsoft.Json.Tests/Serialization/JsonSerializerTest.cs
index 35e885258..dd17ea72a 100644
--- a/Src/Newtonsoft.Json.Tests/Serialization/JsonSerializerTest.cs
+++ b/Src/Newtonsoft.Json.Tests/Serialization/JsonSerializerTest.cs
@@ -377,7 +377,7 @@ public void CoercedEmptyStringWithRequired()
         [Test]
         public void CoercedEmptyStringWithRequired_DisallowNull()
         {
-            ExceptionAssert.Throws<JsonSerializationException>(() => { JsonConvert.DeserializeObject<Binding_DisallowNull>("{requiredProperty:''}"); }, "Required property 'RequiredProperty' expects a non-null value. Path '', line 1, position 21.");
+            ExceptionAssert.Throws<JsonSerializationException>(() => { JsonConvert.DeserializeObject<Binding_DisallowNull>("{requiredProperty:''}"); }, "Property 'RequiredProperty' expects a non-null value. Path '', line 1, position 21.");
         }
 
         [Test]
diff --git a/Src/Newtonsoft.Json/Serialization/JsonSerializerInternalReader.cs b/Src/Newtonsoft.Json/Serialization/JsonSerializerInternalReader.cs
index d8c163d3e..5b55c09ac 100644
--- a/Src/Newtonsoft.Json/Serialization/JsonSerializerInternalReader.cs
+++ b/Src/Newtonsoft.Json/Serialization/JsonSerializerInternalReader.cs
@@ -2632,7 +2632,7 @@ private void EndProcessProperty(object newObject, JsonReader reader, JsonObjectC
                             }
                             if (resolvedRequired == Required.DisallowNull)
                             {
-                                throw JsonSerializationException.Create(reader, "Required property '{0}' expects a non-null value.".FormatWith(CultureInfo.InvariantCulture, property.PropertyName));
+                                throw JsonSerializationException.Create(reader, "Property '{0}' expects a non-null value.".FormatWith(CultureInfo.InvariantCulture, property.PropertyName));
                             }
                             break;
                     }