diff --git a/src/Umbraco.Core/Configuration/Models/GlobalSettings.cs b/src/Umbraco.Core/Configuration/Models/GlobalSettings.cs
index 7dcc71580d..419570ab0d 100644
--- a/src/Umbraco.Core/Configuration/Models/GlobalSettings.cs
+++ b/src/Umbraco.Core/Configuration/Models/GlobalSettings.cs
@@ -180,12 +180,12 @@ namespace Umbraco.Cms.Core.Configuration.Models
         public bool SanitizeTinyMce { get; set; } = StaticSanitizeTinyMce;
 
         /// <summary>
-        /// Gets a value representing the time in milliseconds to lock the database for a write operation.
+        /// An int value representing the time in milliseconds to lock the database for a write operation
         /// </summary>
         /// <remarks>
         /// The default value is 5000 milliseconds.
         /// </remarks>
         [DefaultValue(StaticSqlWriteLockTimeOut)]
-        public TimeSpan SqlWriteLockTimeOut { get; } = TimeSpan.Parse(StaticSqlWriteLockTimeOut);
+        public TimeSpan SqlWriteLockTimeOut { get; set; } = TimeSpan.Parse(StaticSqlWriteLockTimeOut);
     }
 }
diff --git a/tests/Umbraco.Tests.UnitTests/Umbraco.Core/Configuration/Models/Validation/GlobalSettingsValidatorTests.cs b/tests/Umbraco.Tests.UnitTests/Umbraco.Core/Configuration/Models/Validation/GlobalSettingsValidatorTests.cs
index 9228182a8a..a08554d669 100644
--- a/tests/Umbraco.Tests.UnitTests/Umbraco.Core/Configuration/Models/Validation/GlobalSettingsValidatorTests.cs
+++ b/tests/Umbraco.Tests.UnitTests/Umbraco.Core/Configuration/Models/Validation/GlobalSettingsValidatorTests.cs
@@ -1,6 +1,7 @@
 // Copyright (c) Umbraco.
 // See LICENSE for more details.
 
+using System;
 using Microsoft.Extensions.Options;
 using NUnit.Framework;
 using Umbraco.Cms.Core.Configuration.Models;
@@ -15,7 +16,7 @@ namespace Umbraco.Cms.Tests.UnitTests.Umbraco.Core.Configuration.Models.Validati
         public void Returns_Success_ForValid_Configuration()
         {
             var validator = new GlobalSettingsValidator();
-            GlobalSettings options = BuildGlobalSettings();
+            var options = new GlobalSettings();
             ValidateOptionsResult result = validator.Validate("settings", options);
             Assert.True(result.Succeeded);
         }
@@ -24,18 +25,55 @@ namespace Umbraco.Cms.Tests.UnitTests.Umbraco.Core.Configuration.Models.Validati
         public void Returns_Fail_For_Configuration_With_Invalid_SmtpFrom_Field()
         {
             var validator = new GlobalSettingsValidator();
-            GlobalSettings options = BuildGlobalSettings(smtpEmail: "invalid");
+            var options = new GlobalSettings
+            {
+                Smtp = new SmtpSettings
+                {
+                    From = "invalid",
+                }
+            };
+
             ValidateOptionsResult result = validator.Validate("settings", options);
             Assert.False(result.Succeeded);
         }
 
-        private static GlobalSettings BuildGlobalSettings(string smtpEmail = "test@test.com") =>
-            new GlobalSettings
+        [Test]
+        public void Returns_Fail_For_Configuration_With_Insufficient_SqlWriteLockTimeOut()
+        {
+            var validator = new GlobalSettingsValidator();
+            var options = new GlobalSettings
             {
-                Smtp = new SmtpSettings
-                {
-                    From = smtpEmail,
-                }
+                SqlWriteLockTimeOut = TimeSpan.Parse("00:00:00.099")
             };
+
+            ValidateOptionsResult result = validator.Validate("settings", options);
+            Assert.False(result.Succeeded);
+        }
+
+        [Test]
+        public void Returns_Fail_For_Configuration_With_Excessive_SqlWriteLockTimeOut()
+        {
+            var validator = new GlobalSettingsValidator();
+            var options = new GlobalSettings
+            {
+                SqlWriteLockTimeOut = TimeSpan.Parse("00:00:21")
+            };
+
+            ValidateOptionsResult result = validator.Validate("settings", options);
+            Assert.False(result.Succeeded);
+        }
+
+        [Test]
+        public void Returns_Success_For_Configuration_With_Valid_SqlWriteLockTimeOut()
+        {
+            var validator = new GlobalSettingsValidator();
+            var options = new GlobalSettings
+            {
+                SqlWriteLockTimeOut = TimeSpan.Parse("00:00:20")
+            };
+
+            ValidateOptionsResult result = validator.Validate("settings", options);
+            Assert.True(result.Succeeded);
+        }
     }
 }