diff --git a/src/Ombi.Settings.Tests/CustomizationSettingsTests.cs b/src/Ombi.Settings.Tests/CustomizationSettingsTests.cs
new file mode 100644
index 000000000..6d83b99d9
--- /dev/null
+++ b/src/Ombi.Settings.Tests/CustomizationSettingsTests.cs
@@ -0,0 +1,31 @@
+using NUnit.Framework;
+using Ombi.Settings.Settings.Models;
+using System.Collections.Generic;
+
+namespace Tests
+{
+    [TestFixture]
+    public class CustomizationSettingsTests
+    {
+
+        [TestCaseSource(nameof(TestData))]
+        public string AddToUrlTests(string applicationUrl, string append)
+        {
+            var c = new CustomizationSettings
+            {
+                ApplicationUrl = applicationUrl
+            };
+            c.AddToUrl(append);
+
+            return c.ApplicationUrl;
+        }
+
+        public static IEnumerable<TestCaseData> TestData
+        {
+            get
+            {
+                yield return new TestCaseData("https://google.com/", "token?").Returns("https://google.com/token?").SetName("ForwardSlash_On_AppUrl_NotOn_Append");
+            }
+        }
+    }
+}
\ No newline at end of file
diff --git a/src/Ombi.Settings.Tests/Ombi.Settings.Tests.csproj b/src/Ombi.Settings.Tests/Ombi.Settings.Tests.csproj
new file mode 100644
index 000000000..db214be34
--- /dev/null
+++ b/src/Ombi.Settings.Tests/Ombi.Settings.Tests.csproj
@@ -0,0 +1,19 @@
+<Project Sdk="Microsoft.NET.Sdk">
+
+  <PropertyGroup>
+    <TargetFramework>netcoreapp2.2</TargetFramework>
+
+    <IsPackable>false</IsPackable>
+  </PropertyGroup>
+
+  <ItemGroup>
+    <PackageReference Include="nunit" Version="3.11.0" />
+    <PackageReference Include="NUnit3TestAdapter" Version="3.13.0" />
+    <PackageReference Include="Microsoft.NET.Test.Sdk" Version="16.0.1" />
+  </ItemGroup>
+
+  <ItemGroup>
+    <ProjectReference Include="..\Ombi.Settings\Ombi.Settings.csproj" />
+  </ItemGroup>
+
+</Project>
diff --git a/src/Ombi.sln b/src/Ombi.sln
index 2b9be2c42..26c88d4b5 100644
--- a/src/Ombi.sln
+++ b/src/Ombi.sln
@@ -96,7 +96,9 @@ Project("{9A19103F-16F7-4668-BE54-9A1E7A4F7556}") = "Ombi.Api.Notifications", "O
 EndProject
 Project("{9A19103F-16F7-4668-BE54-9A1E7A4F7556}") = "Ombi.Api.Lidarr", "Ombi.Api.Lidarr\Ombi.Api.Lidarr.csproj", "{4FA21A20-92F4-462C-B929-2C517A88CC56}"
 EndProject
-Project("{FAE04EC0-301F-11D3-BF4B-00C04F79EFBC}") = "Ombi.Helpers.Tests", "Ombi.Helpers.Tests\Ombi.Helpers.Tests.csproj", "{CC8CEFCD-0CB6-45BB-845F-508BCAB5BDC3}"
+Project("{9A19103F-16F7-4668-BE54-9A1E7A4F7556}") = "Ombi.Helpers.Tests", "Ombi.Helpers.Tests\Ombi.Helpers.Tests.csproj", "{CC8CEFCD-0CB6-45BB-845F-508BCAB5BDC3}"
+EndProject
+Project("{FAE04EC0-301F-11D3-BF4B-00C04F79EFBC}") = "Ombi.Settings.Tests", "Ombi.Settings.Tests\Ombi.Settings.Tests.csproj", "{F3969B69-3B07-4884-A7AB-0BAB8B84DF94}"
 EndProject
 Global
 	GlobalSection(SolutionConfigurationPlatforms) = preSolution
@@ -256,6 +258,10 @@ Global
 		{CC8CEFCD-0CB6-45BB-845F-508BCAB5BDC3}.Debug|Any CPU.Build.0 = Debug|Any CPU
 		{CC8CEFCD-0CB6-45BB-845F-508BCAB5BDC3}.Release|Any CPU.ActiveCfg = Release|Any CPU
 		{CC8CEFCD-0CB6-45BB-845F-508BCAB5BDC3}.Release|Any CPU.Build.0 = Release|Any CPU
+		{F3969B69-3B07-4884-A7AB-0BAB8B84DF94}.Debug|Any CPU.ActiveCfg = Debug|Any CPU
+		{F3969B69-3B07-4884-A7AB-0BAB8B84DF94}.Debug|Any CPU.Build.0 = Debug|Any CPU
+		{F3969B69-3B07-4884-A7AB-0BAB8B84DF94}.Release|Any CPU.ActiveCfg = Release|Any CPU
+		{F3969B69-3B07-4884-A7AB-0BAB8B84DF94}.Release|Any CPU.Build.0 = Release|Any CPU
 	EndGlobalSection
 	GlobalSection(SolutionProperties) = preSolution
 		HideSolutionNode = FALSE
@@ -293,6 +299,7 @@ Global
 		{10D1FE9D-9124-42B7-B1E1-CEB99B832618} = {9293CA11-360A-4C20-A674-B9E794431BF5}
 		{4FA21A20-92F4-462C-B929-2C517A88CC56} = {9293CA11-360A-4C20-A674-B9E794431BF5}
 		{CC8CEFCD-0CB6-45BB-845F-508BCAB5BDC3} = {6F42AB98-9196-44C4-B888-D5E409F415A1}
+		{F3969B69-3B07-4884-A7AB-0BAB8B84DF94} = {6F42AB98-9196-44C4-B888-D5E409F415A1}
 	EndGlobalSection
 	GlobalSection(ExtensibilityGlobals) = postSolution
 		SolutionGuid = {192E9BF8-00B4-45E4-BCCC-4C215725C869}