diff --git a/Dockerfile b/Dockerfile
index e761cb3..06bd943 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -1,5 +1,5 @@
-# Set the base image as the .NET 6.0 SDK (this includes the runtime)
-FROM mcr.microsoft.com/dotnet/sdk:7.0 as build-env
+# Set the base image as the .NET 8.0 SDK (this includes the runtime)
+FROM mcr.microsoft.com/dotnet/sdk:8.0 as build-env
 
 # Copy everything and publish the release (publish implicitly restores and builds)
 COPY . ./
@@ -14,6 +14,6 @@ LABEL homepage="https://github.com/KinsonDigital/VersionMiner"
 LABEL com.github.actions.name="Version Miner"
 
 # Relayer the .NET SDK, anew with the build output
-FROM mcr.microsoft.com/dotnet/sdk:7.0
+FROM mcr.microsoft.com/dotnet/sdk:8.0
 COPY --from=build-env /out .
 ENTRYPOINT [ "dotnet", "/VersionMiner.dll" ]
diff --git a/Testing/VersionMinerIntegrationTests/ExtensionMethods.cs b/Testing/VersionMinerIntegrationTests/ExtensionMethods.cs
index 1c6152c..a24092e 100644
--- a/Testing/VersionMinerIntegrationTests/ExtensionMethods.cs
+++ b/Testing/VersionMinerIntegrationTests/ExtensionMethods.cs
@@ -3,10 +3,11 @@
 // </copyright>
 
 using FluentAssertions;
-using Xunit.Sdk;
 
 namespace VersionMinerIntegrationTests;
 
+using FluentAssertions.Execution;
+
 /// <summary>
 /// Provides extension methods for the unit test project.
 /// </summary>
@@ -37,31 +38,31 @@ public static void SetPropertyValue<TObj, TPropValue>(this TObj? obj, string? pr
     {
         if (obj is null)
         {
-            throw new AssertActualExpectedException(
-                expected: "Not Null",
-                actual: "Is Null",
-                $"The '{nameof(obj)}' parameter must not be null for this assertion to be completed.");
+            var exMsg = "Expected: Not Null";
+            exMsg += "\nActual: Is Null";
+            exMsg += $"\nThe '{nameof(obj)}' parameter must not be null for this assertion to be completed.";
+            throw new AssertionFailedException(exMsg);
         }
 
         if (string.IsNullOrEmpty(propName))
         {
-            throw new AssertActualExpectedException(
-                expected: propName is null ? "Not Null" : "Not Empty",
-                actual: propName is null ? "Is Null" : "Is Empty",
-                $"The '{nameof(propName)}' parameter must not be null or empty for this assertion to be completed.");
+            var exMsg = $"Expected: {(propName is null ? "Not Null" : "Not Empty")}";
+            exMsg += $"Actual: {(propName is null ? "Is Null" : "Is Empty")}";
+            exMsg += $"pnThe '{nameof(propName)}' parameter must not be null or empty for this assertion to be completed.";
+
+            throw new AssertionFailedException(exMsg);
         }
 
         var foundProp = obj.GetType().Properties().FirstOrDefault(p => p.Name == propName && p.PropertyType == propValue.GetType());
 
         if (foundProp is null)
         {
-            var msg = $"The property '{propName}' on object '{obj.GetType().Name}' was not found or the property";
-            msg += " type does not match the parameter '{{nameof(propValue)}}' type.";
+            var exMsg = "Expected: Property to be found";
+            exMsg += "\nActual: Property was not found";
+            exMsg += $"\nThe property '{propName}' on object '{obj.GetType().Name}' was not found or the property";
+            exMsg += " type does not match the parameter '{{nameof(propValue)}}' type.";
 
-            throw new AssertActualExpectedException(
-                expected: "Property to be found",
-                actual: "Property was not found",
-                msg);
+            throw new AssertionFailedException(exMsg);
         }
 
         foundProp.SetValue(obj, propValue);
diff --git a/Testing/VersionMinerIntegrationTests/VersionMinerIntegrationTests.csproj b/Testing/VersionMinerIntegrationTests/VersionMinerIntegrationTests.csproj
index 60bb75a..291093c 100644
--- a/Testing/VersionMinerIntegrationTests/VersionMinerIntegrationTests.csproj
+++ b/Testing/VersionMinerIntegrationTests/VersionMinerIntegrationTests.csproj
@@ -1,10 +1,10 @@
 <Project Sdk="Microsoft.NET.Sdk">
 
     <PropertyGroup>
-        <TargetFramework>net7.0</TargetFramework>
+        <TargetFramework>net8.0</TargetFramework>
         <ImplicitUsings>enable</ImplicitUsings>
         <Nullable>enable</Nullable>
-        <LangVersion>11.0</LangVersion>
+        <LangVersion>12.0</LangVersion>
         <IsPackable>false</IsPackable>
     </PropertyGroup>
 
diff --git a/Testing/VersionMinerTests/Helpers/ExtensionMethodsForTesting.cs b/Testing/VersionMinerTests/Helpers/ExtensionMethodsForTesting.cs
index 3d03baf..24b73d0 100644
--- a/Testing/VersionMinerTests/Helpers/ExtensionMethodsForTesting.cs
+++ b/Testing/VersionMinerTests/Helpers/ExtensionMethodsForTesting.cs
@@ -4,10 +4,11 @@
 
 using System.Reflection;
 using CommandLine;
-using Xunit.Sdk;
 
 namespace VersionMinerTests.Helpers;
 
+using FluentAssertions.Execution;
+
 /// <summary>
 /// Provides extension/helper methods to assist in unit testing.
 /// </summary>
@@ -21,7 +22,7 @@ public static class ExtensionMethodsForTesting
     /// <param name="propName">The name of the property on the object.</param>
     /// <typeparam name="T">The type of attribute on the property.</typeparam>
     /// <returns>The attribute if it exists.</returns>
-    /// <exception cref="AssertActualExpectedException">
+    /// <exception cref="AssertionFailedException">
     ///     Thrown if the property or attribute does not exist.
     /// </exception>
     public static T GetAttrFromProp<T>(this object value, string propName)
@@ -31,13 +32,13 @@ public static T GetAttrFromProp<T>(this object value, string propName)
         var noPropsAssertMsg = string.IsNullOrEmpty(propName)
             ? $"Cannot get an attribute on a property when the '{nameof(propName)}' parameter is null or empty."
             : $"Cannot get an attribute on a property when no property with the name '{propName}' exists.";
+        var noPropsExMsg = "Expected: at least 1 item";
+        noPropsExMsg += "\nActual: 0 items";
+        noPropsExMsg += $"\n{noPropsAssertMsg}";
 
         if (props.Length <= 0)
         {
-            throw new AssertActualExpectedException(
-                "at least 1 item.",
-                "was 0 items.",
-                noPropsAssertMsg);
+            throw new AssertionFailedException(noPropsExMsg);
         }
 
         var propNotFoundAssertMsg = $"Cannot get an attribute on the property '{propName}' if the property does not exist.";
@@ -47,10 +48,11 @@ public static T GetAttrFromProp<T>(this object value, string propName)
 
         if (foundProp is null)
         {
-            throw new AssertActualExpectedException(
-                "not to be null.",
-                "was null",
-                propNotFoundAssertMsg);
+            var notFoundPropExMsg = "Expected: not to be null";
+            notFoundPropExMsg += "\nActual: was null";
+            notFoundPropExMsg += $"\n{propNotFoundAssertMsg}";
+
+            throw new AssertionFailedException(notFoundPropExMsg);
         }
 
         var noAttrsAssertMsg = $"Cannot get an attribute when the property '{propName}' does not have any attributes.";
@@ -58,10 +60,11 @@ public static T GetAttrFromProp<T>(this object value, string propName)
 
         if (attrs.Length <= 0)
         {
-            throw new AssertActualExpectedException(
-                "at least 1 item.",
-                "was 0 items.",
-                noAttrsAssertMsg);
+            var noAttrsExMsg = "Expected: at least 1 item";
+            noAttrsExMsg += "\nActual: 0 items";
+            noAttrsExMsg += $"\n{noAttrsAssertMsg}";
+
+            throw new AssertionFailedException(noAttrsExMsg);
         }
 
         return attrs[0];
@@ -81,7 +84,7 @@ public static T GetAttrFromProp<T>(this object value, string propName)
     /// <param name="requiredExpected">The expected value of the <see cref="OptionAttribute.Required"/> property.</param>
     /// <param name="defaultExpected">The expected value of the <see cref="BaseAttribute.Default"/> property.</param>
     /// <param name="helpTextExpected">The expected value of the <see cref="OptionAttribute.HelpText"/> property.</param>
-    /// <exception cref="AssertActualExpectedException">
+    /// <exception cref="AssertionFailedException">
     ///     Thrown if the any of the properties are not the correct values.
     /// </exception>
     public static void AssertOptionAttrProps(this OptionAttribute value,
@@ -92,33 +95,33 @@ public static void AssertOptionAttrProps(this OptionAttribute value,
     {
         if (value.LongName != longNameExpected)
         {
-            throw new AssertActualExpectedException(
-                longNameExpected,
-                value.LongName,
+            throw new AssertionFailedException(
+                $"Expected: {longNameExpected}" +
+                "\nActual: value.LongName" +
                 $"The '{nameof(OptionAttribute)}.{nameof(OptionAttribute.LongName)}' property value is not correct for option '{longNameExpected}'.");
         }
 
         if (value.Required != requiredExpected)
         {
-            throw new AssertActualExpectedException(
-                requiredExpected,
-                value.Required,
+            throw new AssertionFailedException(
+                $"{requiredExpected}" +
+                $"\n{value.Required}" +
                 $"The '{nameof(OptionAttribute)}.{nameof(OptionAttribute.Required)}' property value is not correct for option '{longNameExpected}'.");
         }
 
         if (value.Default.ToString() != defaultExpected.ToString())
         {
-            throw new AssertActualExpectedException(
-                defaultExpected,
-                value.Default,
+            throw new AssertionFailedException(
+                $"{defaultExpected}" +
+                $"\n{value.Default}" +
                 $"The '{nameof(OptionAttribute)}.{nameof(OptionAttribute.Default)}' property value is not correct for option '{defaultExpected}'.");
         }
 
         if (value.HelpText != helpTextExpected)
         {
-            throw new AssertActualExpectedException(
-                helpTextExpected,
-                value.HelpText,
+            throw new AssertionFailedException(
+                $"{helpTextExpected}" +
+                $"\n{value.HelpText}" +
                 $"The '{nameof(OptionAttribute)}.{nameof(OptionAttribute.HelpText)}' property value is not correct for option '{longNameExpected}'.");
         }
     }
@@ -135,7 +138,7 @@ public static void AssertOptionAttrProps(this OptionAttribute value,
     /// <param name="longNameExpected">The expected value of the <see cref="OptionAttribute.LongName"/> property.</param>
     /// <param name="requiredExpected">The expected value of the <see cref="OptionAttribute.Required"/> property.</param>
     /// <param name="helpTextExpected">The expected value of the <see cref="OptionAttribute.HelpText"/> property.</param>
-    /// <exception cref="AssertActualExpectedException">
+    /// <exception cref="AssertionFailedException">
     ///     Thrown if any of the properties are not the correct values.
     /// </exception>
     public static void AssertOptionAttrProps(this OptionAttribute value,
@@ -145,25 +148,25 @@ public static void AssertOptionAttrProps(this OptionAttribute value,
     {
         if (value.LongName != longNameExpected)
         {
-            throw new AssertActualExpectedException(
-                longNameExpected,
-                value.LongName,
+            throw new AssertionFailedException(
+                $"{longNameExpected}" +
+                $"\n{value.LongName}" +
                 $"The '{nameof(OptionAttribute)}.{nameof(OptionAttribute.LongName)}' property value is not correct for option '{longNameExpected}'.");
         }
 
         if (value.Required != requiredExpected)
         {
-            throw new AssertActualExpectedException(
-                requiredExpected,
-                value.Required,
+            throw new AssertionFailedException(
+                $"{requiredExpected}" +
+                $"\n{value.Required}" +
                 $"The '{nameof(OptionAttribute)}.{nameof(OptionAttribute.Required)}' property value is not correct for option '{longNameExpected}'.");
         }
 
         if (value.HelpText != helpTextExpected)
         {
-            throw new AssertActualExpectedException(
-                helpTextExpected,
-                value.HelpText,
+            throw new AssertionFailedException(
+                $"{helpTextExpected}" +
+                $"\n{value.HelpText}" +
                 $"The '{nameof(OptionAttribute)}.{nameof(OptionAttribute.HelpText)}' property value is not correct for option '{longNameExpected}'.");
         }
     }
@@ -179,7 +182,7 @@ public static void AssertOptionAttrProps(this OptionAttribute value,
     /// <param name="value">The attribute to assert.</param>
     /// <param name="longNameExpected">The expected value of the <see cref="OptionAttribute.LongName"/> property.</param>
     /// <param name="helpTextExpected">The expected value of the <see cref="OptionAttribute.HelpText"/> property.</param>
-    /// <exception cref="AssertActualExpectedException">
+    /// <exception cref="AssertionFailedException">
     ///     Thrown if the any of the properties are not the correct values.
     /// </exception>
     public static void AssertOptionAttrProps(this OptionAttribute value,
@@ -188,17 +191,17 @@ public static void AssertOptionAttrProps(this OptionAttribute value,
     {
         if (value.LongName != longNameExpected)
         {
-            throw new AssertActualExpectedException(
-                longNameExpected,
-                value.LongName,
+            throw new AssertionFailedException(
+                $"{longNameExpected}" +
+                $"\n{value.LongName}" +
                 $"The '{nameof(OptionAttribute)}.{nameof(OptionAttribute.LongName)}' property value is not correct.");
         }
 
         if (value.HelpText != helpTextExpected)
         {
-            throw new AssertActualExpectedException(
-                helpTextExpected,
-                value.HelpText,
+            throw new AssertionFailedException(
+                $"{helpTextExpected}" +
+                $"\n{value.HelpText}" +
                 $"The '{nameof(OptionAttribute)}.{nameof(OptionAttribute.HelpText)}' property value is not correct.");
         }
     }
@@ -212,7 +215,7 @@ public static void AssertOptionAttrProps(this OptionAttribute value,
     /// <param name="propValue">The value of the property.</param>
     /// <typeparam name="TObj">The type of object.</typeparam>
     /// <typeparam name="TPropValue">The type of property value.</typeparam>
-    /// <exception cref="AssertActualExpectedException">
+    /// <exception cref="AssertionFailedException">
     ///     Occurs if the parameters <paramref name="obj"/> or <paramref name="propName"/> are null.
     ///     Occurs if the property was not found.
     /// </exception>
@@ -220,17 +223,17 @@ public static void SetPropValue<TObj, TPropValue>(this TObj obj, string propName
     {
         if (obj is null)
         {
-            throw new AssertActualExpectedException(
-                "Not to be null.",
-                "Is null.",
+            throw new AssertionFailedException(
+                "Expected: Not to be null." +
+                "\nActual: Is null." +
                 $"The parameter '{nameof(propName)}' must not be null to set the property value");
         }
 
         if (string.IsNullOrEmpty(propName))
         {
-            throw new AssertActualExpectedException(
-                "Not to be null or empty.",
-                "Is null or empty.",
+            throw new AssertionFailedException(
+                "Expected: Not to be null or empty." +
+                "\nActual: Is null or empty." +
                 $"The parameter '{nameof(propName)}' must not be null or empty to set the property value");
         }
 
@@ -240,9 +243,9 @@ public static void SetPropValue<TObj, TPropValue>(this TObj obj, string propName
 
         if (foundProp is null)
         {
-            throw new AssertActualExpectedException(
-                "To exist.",
-                "Does not exit.",
+            throw new AssertionFailedException(
+                "Expected: To exist." +
+                "\nActual: Does not exit." +
                 $"A property with the name '{propName}' does not exit in the given '{nameof(obj)}' parameter");
         }
 
@@ -252,10 +255,10 @@ public static void SetPropValue<TObj, TPropValue>(this TObj obj, string propName
         }
         catch (Exception e)
         {
-            throw new AssertActualExpectedException(
-                $"Property '{propName}' value to be set.",
-                $"Property '{propName}' value was not set.",
-                $"Something went wrong with setting the property '{propName}' value in the '{obj}' parameter.\n{e.Message}");
+            throw new AssertionFailedException(
+                $"Expected: Property '{propName}' value to be set." +
+                $"\nActual: Property '{propName}' value was not set." +
+                $"\nSomething went wrong with setting the property '{propName}' value in the '{obj}' parameter.\n{e.Message}");
         }
     }
 }
diff --git a/Testing/VersionMinerTests/VersionMinerTests.csproj b/Testing/VersionMinerTests/VersionMinerTests.csproj
index b75a43e..2b7329e 100644
--- a/Testing/VersionMinerTests/VersionMinerTests.csproj
+++ b/Testing/VersionMinerTests/VersionMinerTests.csproj
@@ -1,8 +1,8 @@
 <Project Sdk="Microsoft.NET.Sdk">
 
     <PropertyGroup>
-        <TargetFramework>net7.0</TargetFramework>
-        <LangVersion>11.0</LangVersion>
+        <TargetFramework>net8.0</TargetFramework>
+        <LangVersion>12.0</LangVersion>
         <ImplicitUsings>enable</ImplicitUsings>
         <Nullable>enable</Nullable>
         <IsPackable>false</IsPackable>
diff --git a/VersionMiner/VersionMiner.csproj b/VersionMiner/VersionMiner.csproj
index 7998561..6933dde 100644
--- a/VersionMiner/VersionMiner.csproj
+++ b/VersionMiner/VersionMiner.csproj
@@ -2,8 +2,8 @@
 
   <PropertyGroup>
     <OutputType>Exe</OutputType>
-    <TargetFramework>net7.0</TargetFramework>
-    <LangVersion>11.0</LangVersion>
+    <TargetFramework>net8.0</TargetFramework>
+    <LangVersion>12.0</LangVersion>
     <ImplicitUsings>enable</ImplicitUsings>
     <Nullable>enable</Nullable>
     <RootNamespace>VersionMiner</RootNamespace>
@@ -39,9 +39,9 @@
       <PrivateAssets>all</PrivateAssets>
       <IncludeAssets>runtime; build; native; contentfiles; analyzers; buildtransitive</IncludeAssets>
     </PackageReference>
-    <PackageReference Include="Microsoft.Extensions.DependencyInjection.Abstractions" Version="7.0.0" />
-    <PackageReference Include="Microsoft.Extensions.FileSystemGlobbing" Version="6.0.0" />
-    <PackageReference Include="Microsoft.Extensions.Hosting" Version="6.0.1" />
+    <PackageReference Include="Microsoft.Extensions.DependencyInjection.Abstractions" Version="8.0.0" />
+    <PackageReference Include="Microsoft.Extensions.FileSystemGlobbing" Version="8.0.0" />
+    <PackageReference Include="Microsoft.Extensions.Hosting" Version="8.0.0" />
     <PackageReference Include="RestSharp" Version="108.0.3" />
     <PackageReference Include="Octokit" Version="5.0.2" />
     <PackageReference Include="StyleCop.Analyzers" Version="1.1.118">