diff --git a/.gitignore b/.gitignore
index 4fadda2b4..5cb3f652b 100644
--- a/.gitignore
+++ b/.gitignore
@@ -30,3 +30,4 @@ YamlDotNet/Properties/AssemblyInfo.Generated.cs
 /YamlDotNet/Properties/AssemblyInfo.cs
 BenchmarkDotNet.Artifacts
 
+/YamlDotNet.AotTest/exitcode.txt
diff --git a/YamlDotNet.AotTest/Program.cs b/YamlDotNet.AotTest/Program.cs
index b67fd82e4..3e963a1ca 100644
--- a/YamlDotNet.AotTest/Program.cs
+++ b/YamlDotNet.AotTest/Program.cs
@@ -12,11 +12,10 @@ class Program
         static int Main(string[] args)
         {
             Console.WriteLine();
-            Console.WriteLine("---------------------------------------------------------------------------------"); 
+            Console.WriteLine("\x1b[37m---------------------------------------------------------------------------------"); 
             Console.WriteLine();
 
-            Console.ForegroundColor = ConsoleColor.White;
-            Console.WriteLine(" Running AOT tests...");
+            Console.WriteLine("\x1b[97m Running AOT tests...");
             Console.WriteLine();
 
             TryDeserialize<MyDictionary>("DictionaryNodeDeserializer", "myDictionary: { winners: 3 }");
@@ -25,13 +24,11 @@ static int Main(string[] args)
             TrySerialize("TraverseGenericDictionary", new GenericTestDictionary<long, long> { { 1, 2 } });
 
             Console.WriteLine();
-            Console.ForegroundColor = ConsoleColor.White;
-            Console.WriteLine(" {0} test succeeded, {1} tests failed", succeededTestCount, failedTestCount);
+            Console.WriteLine(" \x1b[93m{0}\x1b[97m test succeeded, \x1b[93m{1}\x1b[97m tests failed", succeededTestCount, failedTestCount);
 
-            Console.ForegroundColor = ConsoleColor.Gray;
-            Console.WriteLine();
-            Console.WriteLine("---------------------------------------------------------------------------------");
             Console.WriteLine();
+            Console.WriteLine("\x1b[37m---------------------------------------------------------------------------------");
+            Console.WriteLine("\x1b[0m");
 
             return failedTestCount;
         }
@@ -59,16 +56,13 @@ private static void TryDeserialize<T>(string testName, string yaml)
 
         private static void PerformTest(string testName, Action act)
         {
-            Console.ForegroundColor = ConsoleColor.Gray;
-            Console.Write(" ");
+            Console.Write("\x1b[37m ");
             Console.Write(testName.PadRight(70));
 
             try
             {
                 act();
-                Console.ForegroundColor = ConsoleColor.Green;
-                Console.WriteLine("[success]");
-                Console.ForegroundColor = ConsoleColor.Gray;
+                Console.WriteLine("\x1b[92m[success]\x1b[37m");
                 ++succeededTestCount;
             }
             catch (Exception ex)
@@ -80,19 +74,17 @@ private static void PerformTest(string testName, Action act)
                     if (current is ExecutionEngineException)
 #pragma warning restore CS0618 // Type or member is obsolete
                     {
-                        Console.ForegroundColor = ConsoleColor.Red;
-                        Console.WriteLine("[failure]");
-                        Console.ForegroundColor = ConsoleColor.Yellow;
-                        Console.Write(" ");
+                        Console.WriteLine("\x1b[91m[failure]");
+                        Console.Write("\x1b[93m ");
                         Console.WriteLine(current.Message);
-                        Console.ForegroundColor = ConsoleColor.Gray;
+                        Console.Write("\x1b[37m");
                         ++failedTestCount;
                         return;
                     }
 
                     current = current.InnerException;
                 }
-                Console.ForegroundColor = ConsoleColor.Red;
+                Console.Write("\x1b[91m");
                 throw;
             }
         }
diff --git a/YamlDotNet.AotTest/run.sh b/YamlDotNet.AotTest/run.sh
index db5199a58..e5aed9622 100755
--- a/YamlDotNet.AotTest/run.sh
+++ b/YamlDotNet.AotTest/run.sh
@@ -1,19 +1,7 @@
 #!/bin/sh
 
-apt-get update
-apt-get install --no-install-recommends -y mono-runtime
-
-mono --aot=full /usr/lib/mono/4.5/mscorlib.dll
-mono --aot=full /usr/lib/mono/gac/System/4.0.0.0__b77a5c561934e089/System.dll
-mono --aot=full /usr/lib/mono/gac/System.Xml/4.0.0.0__b77a5c561934e089/System.Xml.dll
-mono --aot=full /usr/lib/mono/gac/Mono.Security/4.0.0.0__0738eb9f132ed756/Mono.Security.dll
-mono --aot=full /usr/lib/mono/gac/System.Configuration/4.0.0.0__b03f5f7f11d50a3a/System.Configuration.dll
-mono --aot=full /usr/lib/mono/gac/System.Security/4.0.0.0__b03f5f7f11d50a3a/System.Security.dll
-mono --aot=full /usr/lib/mono/gac/System.Core/4.0.0.0__b77a5c561934e089/System.Core.dll
-mono --aot=full /usr/lib/mono/gac/System.Numerics/4.0.0.0__b77a5c561934e089/System.Numerics.dll
-
-mono --aot=full YamlDotNet.AotTest/bin/Release/net45/YamlDotNet.dll
-mono --aot=full YamlDotNet.AotTest/bin/Release/net45/YamlDotNet.AotTest.exe
-
-mono --full-aot YamlDotNet.AotTest/bin/Release/net45/YamlDotNet.AotTest.exe
+mono --aot=full ./bin/Release/net45/YamlDotNet.dll && \
+    mono --aot=full ./bin/Release/net45/YamlDotNet.AotTest.exe && \
+    mono --full-aot ./bin/Release/net45/YamlDotNet.AotTest.exe
 
+echo $? > exitcode.txt
diff --git a/tools/aot/Dockerfile b/tools/aot/Dockerfile
new file mode 100644
index 000000000..d673aa7df
--- /dev/null
+++ b/tools/aot/Dockerfile
@@ -0,0 +1,10 @@
+FROM mono:6.12-slim
+
+RUN mono --aot=full /usr/lib/mono/4.5/mscorlib.dll && \
+    mono --aot=full /usr/lib/mono/gac/System/4.0.0.0__b77a5c561934e089/System.dll && \
+    mono --aot=full /usr/lib/mono/gac/System.Xml/4.0.0.0__b77a5c561934e089/System.Xml.dll && \
+    mono --aot=full /usr/lib/mono/gac/Mono.Security/4.0.0.0__0738eb9f132ed756/Mono.Security.dll && \
+    mono --aot=full /usr/lib/mono/gac/System.Configuration/4.0.0.0__b03f5f7f11d50a3a/System.Configuration.dll && \
+    mono --aot=full /usr/lib/mono/gac/System.Security/4.0.0.0__b03f5f7f11d50a3a/System.Security.dll && \
+    mono --aot=full /usr/lib/mono/gac/System.Core/4.0.0.0__b77a5c561934e089/System.Core.dll && \
+    mono --aot=full /usr/lib/mono/gac/System.Numerics/4.0.0.0__b77a5c561934e089/System.Numerics.dll
diff --git a/tools/aot/build.ps1 b/tools/aot/build.ps1
new file mode 100644
index 000000000..5e577bae4
--- /dev/null
+++ b/tools/aot/build.ps1
@@ -0,0 +1,2 @@
+
+docker build . -t "aaubry/mono-aot"
diff --git a/tools/build/BuildDefinition.cs b/tools/build/BuildDefinition.cs
index 1939c0300..aa2971337 100644
--- a/tools/build/BuildDefinition.cs
+++ b/tools/build/BuildDefinition.cs
@@ -1,4 +1,5 @@
 using Bullseye;
+using SimpleExec;
 using System;
 using System.Collections.Generic;
 using System.Globalization;
@@ -105,9 +106,23 @@ public static SuccessfulUnitTests UnitTest(Options options, SuccessfulBuild _)
             return default;
         }
 
-        public static SuccessfulAotTests AotTest(SuccessfulBuild _)
+        public static SuccessfulAotTests AotTest(Options options, SuccessfulBuild _)
         {
-            Run("wsl", $"--user root YamlDotNet.AotTest/run.sh", BasePath);
+            var testsDir = Path.Combine(BasePath, "YamlDotNet.AotTest");
+
+            try
+            {
+                Run("docker", $"run --rm -v {testsDir}:/build -w /build aaubry/mono-aot bash ./run.sh");
+            }
+            catch (NonZeroExitCodeException ex) when (options.Host == Host.Appveyor && ex.ExitCode == -1)
+            {
+                // Appveyor fails with exit code -1 for some reason...
+                var realExitCode = int.Parse(File.ReadAllLines(Path.Combine(testsDir, "exitcode.txt")).First(), CultureInfo.InvariantCulture);
+                if (realExitCode != 0)
+                {
+                    throw new NonZeroExitCodeException(realExitCode);
+                }
+            }
 
             return default;
         }