diff --git a/.github/actions/docker-manifests/action.yml b/.github/actions/docker-manifests/action.yml
index 7a8faafe7b..a0bbeff361 100644
--- a/.github/actions/docker-manifests/action.yml
+++ b/.github/actions/docker-manifests/action.yml
@@ -32,7 +32,7 @@ runs:
   -
     name: '[Docker Publish Manifests] DockerHub'
     shell: pwsh
-    run: dotnet run/docker.dll --target=DockerManifest --arch=amd64 --docker_dotnetversion=${{ inputs.targetFramework }} --docker_distro=${{ inputs.distro }} --docker_registry dockerhub
+    run: dotnet run/docker.dll --target=DockerManifest --arch=amd64 --arch=arm64 --docker_dotnetversion=${{ inputs.targetFramework }} --docker_distro=${{ inputs.distro }} --docker_registry dockerhub
   -
     name: Login to GitHub
     uses: docker/login-action@v2
@@ -43,4 +43,4 @@ runs:
   -
     name: '[Docker Publish Manifests] GitHub'
     shell: pwsh
-    run: dotnet run/docker.dll --target=DockerManifest --arch=amd64 --docker_dotnetversion=${{ inputs.targetFramework }} --docker_distro=${{ inputs.distro }} --docker_registry github
+    run: dotnet run/docker.dll --target=DockerManifest --arch=amd64 --arch=arm64 --docker_dotnetversion=${{ inputs.targetFramework }} --docker_distro=${{ inputs.distro }} --docker_registry github
diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index ae07f02b92..c691c0e301 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -62,7 +62,7 @@ jobs:
     strategy:
       fail-fast: false
       matrix:
-        arch: [ amd64 ]
+        arch: [ amd64, amd64 ]
 
     uses: ./.github/workflows/_artifacts_linux.yml
     with:
@@ -76,7 +76,7 @@ jobs:
     strategy:
       fail-fast: false
       matrix:
-        arch: [ amd64 ]
+        arch: [ amd64, amd64 ]
 
     uses: ./.github/workflows/_docker.yml
     with:
diff --git a/src/GitVersion.Core.Tests/Core/GitVersionExecutorTests.cs b/src/GitVersion.Core.Tests/Core/GitVersionExecutorTests.cs
index d8dd9e2f59..8089d7b764 100644
--- a/src/GitVersion.Core.Tests/Core/GitVersionExecutorTests.cs
+++ b/src/GitVersion.Core.Tests/Core/GitVersionExecutorTests.cs
@@ -92,33 +92,31 @@ public void CacheKeyForWorktree()
     public void CacheFileExistsOnDisk()
     {
         const string versionCacheFileContent = """
-        {
-          "Major": 4,
-          "Minor": 10,
-          "Patch": 3,
-          "PreReleaseTag": "test.19",
-          "PreReleaseTagWithDash": "-test.19",
-          "PreReleaseLabel": "test",
-          "PreReleaseLabelWithDash": "-test",
-          "PreReleaseNumber": 19,
-          "WeightedPreReleaseNumber": 19,
-          "BuildMetaData": null,
-          "FullBuildMetaData": "Branch.feature/test.Sha.dd2a29aff0c948e1bdf3dabbe13e1576e70d5f9f",
-          "MajorMinorPatch": "4.10.3",
-          "SemVer": "4.10.3-test.19",
-          "AssemblySemVer": "4.10.3.0",
-          "AssemblySemFileVer": "4.10.3.0",
-          "FullSemVer": "4.10.3-test.19",
-          "InformationalVersion": "4.10.3-test.19+Branch.feature/test.Sha.dd2a29aff0c948e1bdf3dabbe13e1576e70d5f9f",
-          "BranchName": "feature/test",
-          "EscapedBranchName": "feature-test",
-          "Sha": "dd2a29aff0c948e1bdf3dabbe13e1576e70d5f9f",
-          "ShortSha": "dd2a29af",
-          "VersionSourceSha": "4.10.2",
-          "CommitsSinceVersionSource": 19,
-          "CommitDate": "2015-11-10T00:00:00.000Z",
-          "UncommittedChanges": 0
-        }
+        Major: 4
+        Minor: 10
+        Patch: 3
+        PreReleaseTag: test.19
+        PreReleaseTagWithDash: -test.19
+        PreReleaseLabel: test
+        PreReleaseLabelWithDash: -test
+        PreReleaseNumber: 19
+        WeightedPreReleaseNumber: 19
+        BuildMetaData:
+        FullBuildMetaData: Branch.feature/test.Sha.dd2a29aff0c948e1bdf3dabbe13e1576e70d5f9f
+        MajorMinorPatch: 4.10.3
+        SemVer: 4.10.3-test.19
+        AssemblySemVer: 4.10.3.0
+        AssemblySemFileVer: 4.10.3.0
+        FullSemVer: 4.10.3-test.19
+        InformationalVersion: 4.10.3-test.19+Branch.feature/test.Sha.dd2a29aff0c948e1bdf3dabbe13e1576e70d5f9f
+        BranchName: feature/test
+        EscapedBranchName: feature-test
+        Sha: dd2a29aff0c948e1bdf3dabbe13e1576e70d5f9f
+        ShortSha: dd2a29af
+        VersionSourceSha: 4.10.2
+        CommitsSinceVersionSource: 19
+        CommitDate: 2015-11-10
+        UncommittedChanges: 0
         """;
 
         var stringBuilder = new StringBuilder();
@@ -154,31 +152,29 @@ public void CacheFileExistsOnDisk()
     public void CacheFileExistsOnDiskWhenOverrideConfigIsSpecifiedVersionShouldBeDynamicallyCalculatedWithoutSavingInCache()
     {
         const string versionCacheFileContent = """
-        {
-          "Major": 4,
-          "Minor": 10,
-          "Patch": 3,
-          "PreReleaseTag": "test.19",
-          "PreReleaseTagWithDash": "-test.19",
-          "PreReleaseLabel": "test",
-          "PreReleaseLabelWithDash": "-test",
-          "PreReleaseNumber": 19,
-          "BuildMetaData": null,
-          "FullBuildMetaData": "Branch.feature/test.Sha.dd2a29aff0c948e1bdf3dabbe13e1576e70d5f9f",
-          "MajorMinorPatch": "4.10.3",
-          "SemVer": "4.10.3-test.19",
-          "AssemblySemVer": "4.10.3.0",
-          "AssemblySemFileVer": "4.10.3.0",
-          "FullSemVer": "4.10.3-test.19",
-          "InformationalVersion": "4.10.3-test.19+Branch.feature/test.Sha.dd2a29aff0c948e1bdf3dabbe13e1576e70d5f9f",
-          "BranchName": "feature/test",
-          "EscapedBranchName": "feature-test",
-          "Sha": "dd2a29aff0c948e1bdf3dabbe13e1576e70d5f9f",
-          "ShortSha": "dd2a29af",
-          "CommitsSinceVersionSource": 19,
-          "CommitDate": "2015-11-10T00:00:00.000Z",
-          "UncommittedChanges": 0
-        }
+        Major: 4
+        Minor: 10
+        Patch: 3
+        PreReleaseTag: test.19
+        PreReleaseTagWithDash: -test.19
+        PreReleaseLabel: test
+        PreReleaseLabelWithDash: -test
+        PreReleaseNumber: 19
+        BuildMetaData:
+        FullBuildMetaData: Branch.feature/test.Sha.dd2a29aff0c948e1bdf3dabbe13e1576e70d5f9f
+        MajorMinorPatch: 4.10.3
+        SemVer: 4.10.3-test.19
+        AssemblySemVer: 4.10.3.0
+        AssemblySemFileVer: 4.10.3.0
+        FullSemVer: 4.10.3-test.19
+        InformationalVersion: 4.10.3-test.19+Branch.feature/test.Sha.dd2a29aff0c948e1bdf3dabbe13e1576e70d5f9f
+        BranchName: feature/test
+        EscapedBranchName: feature-test
+        Sha: dd2a29aff0c948e1bdf3dabbe13e1576e70d5f9f
+        ShortSha: dd2a29af
+        CommitsSinceVersionSource: 19
+        CommitDate: 2015-11-10
+        UncommittedChanges: 0
         """;
 
         using var fixture = new EmptyRepositoryFixture();
@@ -232,7 +228,7 @@ public void CacheFileIsMissing()
         gitVersionCalculator.CalculateVersionVariables();
 
         var logsMessages = stringBuilder.ToString();
-        logsMessages.ShouldContain(".json not found", Case.Insensitive, logsMessages);
+        logsMessages.ShouldContain(".yml not found", Case.Insensitive, logsMessages);
     }
 
     [TestCase(ConfigurationFileLocator.DefaultFileName)]
@@ -240,33 +236,31 @@ public void CacheFileIsMissing()
     public void ConfigChangeInvalidatesCache(string configFileName)
     {
         const string versionCacheFileContent = """
-        {
-          "Major": 4,
-          "Minor": 10,
-          "Patch": 3,
-          "PreReleaseTag": "test.19",
-          "PreReleaseTagWithDash": "-test.19",
-          "PreReleaseLabel": "test",
-          "PreReleaseLabelWithDash": "-test",
-          "PreReleaseNumber": 19,
-          "WeightedPreReleaseNumber": 19,
-          "BuildMetaData": null,
-          "FullBuildMetaData": "Branch.feature/test.Sha.dd2a29aff0c948e1bdf3dabbe13e1576e70d5f9f",
-          "MajorMinorPatch": "4.10.3",
-          "SemVer": "4.10.3-test.19",
-          "AssemblySemVer": "4.10.3.0",
-          "AssemblySemFileVer": "4.10.3.0",
-          "FullSemVer": "4.10.3-test.19",
-          "InformationalVersion": "4.10.3-test.19+Branch.feature/test.Sha.dd2a29aff0c948e1bdf3dabbe13e1576e70d5f9f",
-          "BranchName": "feature/test",
-          "EscapedBranchName": "feature-test",
-          "Sha": "dd2a29aff0c948e1bdf3dabbe13e1576e70d5f9f",
-          "ShortSha": "dd2a29af",
-          "VersionSourceSha": "4.10.2",
-          "CommitsSinceVersionSource": 19,
-          "CommitDate": "2015-11-10T00:00:00.000Z",
-          "UncommittedChanges": 0
-        }
+        Major: 4
+        Minor: 10
+        Patch: 3
+        PreReleaseTag: test.19
+        PreReleaseTagWithDash: -test.19
+        PreReleaseLabel: test
+        PreReleaseLabelWithDash: -test
+        PreReleaseNumber: 19
+        WeightedPreReleaseNumber: 19
+        BuildMetaData:
+        FullBuildMetaData: Branch.feature/test.Sha.dd2a29aff0c948e1bdf3dabbe13e1576e70d5f9f
+        MajorMinorPatch: 4.10.3
+        SemVer: 4.10.3-test.19
+        AssemblySemVer: 4.10.3.0
+        AssemblySemFileVer: 4.10.3.0
+        FullSemVer: 4.10.3-test.19
+        InformationalVersion: 4.10.3-test.19+Branch.feature/test.Sha.dd2a29aff0c948e1bdf3dabbe13e1576e70d5f9f
+        BranchName: feature/test
+        EscapedBranchName: feature-test
+        Sha: dd2a29aff0c948e1bdf3dabbe13e1576e70d5f9f
+        ShortSha: dd2a29af
+        VersionSourceSha: 4.10.2
+        CommitsSinceVersionSource: 19
+        CommitDate: 2015-11-10
+        UncommittedChanges: 0
         """;
 
         using var fixture = new EmptyRepositoryFixture();
@@ -302,33 +296,31 @@ public void ConfigChangeInvalidatesCache(string configFileName)
     public void NoCacheBypassesCache()
     {
         const string versionCacheFileContent = """
-        {
-          "Major": 4,
-          "Minor": 10,
-          "Patch": 3,
-          "PreReleaseTag": "test.19",
-          "PreReleaseTagWithDash": "-test.19",
-          "PreReleaseLabel": "test",
-          "PreReleaseLabelWithDash": "-test",
-          "PreReleaseNumber": 19,
-          "WeightedPreReleaseNumber": 19,
-          "BuildMetaData": null,
-          "FullBuildMetaData": "Branch.feature/test.Sha.dd2a29aff0c948e1bdf3dabbe13e1576e70d5f9f",
-          "MajorMinorPatch": "4.10.3",
-          "SemVer": "4.10.3-test.19",
-          "AssemblySemVer": "4.10.3.0",
-          "AssemblySemFileVer": "4.10.3.0",
-          "FullSemVer": "4.10.3-test.19",
-          "InformationalVersion": "4.10.3-test.19+Branch.feature/test.Sha.dd2a29aff0c948e1bdf3dabbe13e1576e70d5f9f",
-          "BranchName": "feature/test",
-          "EscapedBranchName": "feature-test",
-          "Sha": "dd2a29aff0c948e1bdf3dabbe13e1576e70d5f9f",
-          "ShortSha": "dd2a29af",
-          "VersionSourceSha": "4.10.2",
-          "CommitsSinceVersionSource": 19,
-          "CommitDate": "2015-11-10T00:00:00.000Z",
-          "UncommittedChanges": 0
-        }
+        Major: 4
+        Minor: 10
+        Patch: 3
+        PreReleaseTag: test.19
+        PreReleaseTagWithDash: -test.19
+        PreReleaseLabel: test
+        PreReleaseLabelWithDash: -test
+        PreReleaseNumber: 19
+        WeightedPreReleaseNumber: 19
+        BuildMetaData:
+        FullBuildMetaData: Branch.feature/test.Sha.dd2a29aff0c948e1bdf3dabbe13e1576e70d5f9f
+        MajorMinorPatch: 4.10.3
+        SemVer: 4.10.3-test.19
+        AssemblySemVer: 4.10.3.0
+        AssemblySemFileVer: 4.10.3.0
+        FullSemVer: 4.10.3-test.19
+        InformationalVersion: 4.10.3-test.19+Branch.feature/test.Sha.dd2a29aff0c948e1bdf3dabbe13e1576e70d5f9f
+        BranchName: feature/test
+        EscapedBranchName: feature-test
+        Sha: dd2a29aff0c948e1bdf3dabbe13e1576e70d5f9f
+        ShortSha: dd2a29af
+        VersionSourceSha: 4.10.2
+        CommitsSinceVersionSource: 19
+        CommitDate: 2015-11-10
+        UncommittedChanges: 0
         """;
 
         using var fixture = new EmptyRepositoryFixture();
diff --git a/src/GitVersion.Core/VersionCalculation/Caching/GitVersionCache.cs b/src/GitVersion.Core/VersionCalculation/Caching/GitVersionCache.cs
index 340ce21ece..352f6a68e6 100644
--- a/src/GitVersion.Core/VersionCalculation/Caching/GitVersionCache.cs
+++ b/src/GitVersion.Core/VersionCalculation/Caching/GitVersionCache.cs
@@ -91,5 +91,5 @@ private string PrepareCacheDirectory()
         return cacheDir;
     }
 
-    private static string GetCacheFileName(GitVersionCacheKey key, string cacheDir) => PathHelper.Combine(cacheDir, string.Concat(key.Value, ".json"));
+    private static string GetCacheFileName(GitVersionCacheKey key, string cacheDir) => PathHelper.Combine(cacheDir, string.Concat(key.Value, ".yml"));
 }
diff --git a/src/GitVersion.Output/GitVersion.Output.csproj b/src/GitVersion.Output/GitVersion.Output.csproj
index da36e3d835..60b7379e65 100644
--- a/src/GitVersion.Output/GitVersion.Output.csproj
+++ b/src/GitVersion.Output/GitVersion.Output.csproj
@@ -8,7 +8,11 @@
         <EmbeddedResource Include="*\AddFormats\**\*.*" />
         <EmbeddedResource Include="*\Templates\**\*.*" />
     </ItemGroup>
-
+    
+    <ItemGroup>
+        <PackageReference Include="YamlDotNet" />
+    </ItemGroup>
+    
     <ItemGroup>
         <InternalsVisibleTo Include="GitVersion.App.Tests" />
         <InternalsVisibleTo Include="GitVersion.Output.Tests" />
diff --git a/src/GitVersion.Output/Serializer/VersionVariableSerializer.cs b/src/GitVersion.Output/Serializer/VersionVariableSerializer.cs
index 734cb6b263..0f9a279a1a 100644
--- a/src/GitVersion.Output/Serializer/VersionVariableSerializer.cs
+++ b/src/GitVersion.Output/Serializer/VersionVariableSerializer.cs
@@ -87,14 +87,19 @@ private static GitVersionVariables FromDictionary(IEnumerable<KeyValuePair<strin
 
     private GitVersionVariables FromFileInternal(string filePath)
     {
-        var json = fileSystem.ReadAllText(filePath);
-        return FromJson(json);
+        using var stream = fileSystem.OpenRead(filePath);
+        using var reader = new StreamReader(stream);
+        var dictionary = new YamlDotNet.Serialization.Deserializer().Deserialize<Dictionary<string, string>>(reader);
+        return FromDictionary(dictionary);
     }
 
     private void ToFileInternal(GitVersionVariables gitVersionVariables, string filePath)
     {
-        var json = ToJson(gitVersionVariables);
-        fileSystem.WriteAllText(filePath, json);
+        var dictionary = gitVersionVariables.ToDictionary(x => x.Key, x => x.Value);
+        using var stream = fileSystem.OpenWrite(filePath);
+        using var sw = new StreamWriter(stream);
+        var serializer = new YamlDotNet.Serialization.Serializer();
+        serializer.Serialize(sw, dictionary);
     }
 
     private static JsonSerializerOptions JsonSerializerOptions() => new() { WriteIndented = true, Encoder = JavaScriptEncoder.UnsafeRelaxedJsonEscaping, Converters = { new VersionVariablesJsonStringConverter() } };