diff --git a/src/CommunityToolkit.Aspire.Hosting.Posta/PostaContainerImageTags.cs b/src/CommunityToolkit.Aspire.Hosting.Posta/PostaContainerImageTags.cs
index 26e89d389..a139b1d88 100644
--- a/src/CommunityToolkit.Aspire.Hosting.Posta/PostaContainerImageTags.cs
+++ b/src/CommunityToolkit.Aspire.Hosting.Posta/PostaContainerImageTags.cs
@@ -8,6 +8,6 @@ internal static class PostaContainerImageTags
     /// <remarks>jkaninda/posta</remarks>
     public const string Image = "jkaninda/posta";
 
-    /// <remarks>0.13.1</remarks>
-    public const string Tag = "0.13.1";
+    /// <remarks>0.15.0</remarks>
+    public const string Tag = "0.15.0";
 }
diff --git a/src/CommunityToolkit.Aspire.Posta/Models/Shared/ListTemplatesResponseDataItem.cs b/src/CommunityToolkit.Aspire.Posta/Models/Shared/ListTemplatesResponseDataItem.cs
index 487f30dab..232f7f47a 100644
--- a/src/CommunityToolkit.Aspire.Posta/Models/Shared/ListTemplatesResponseDataItem.cs
+++ b/src/CommunityToolkit.Aspire.Posta/Models/Shared/ListTemplatesResponseDataItem.cs
@@ -33,6 +33,10 @@ public class ListTemplatesResponseDataItem
     [JsonPropertyName("id")]
     public int? Id { get; set; }
 
+    /// <summary>Gets or sets the languages available in the active template version.</summary>
+    [JsonPropertyName("languages")]
+    public IReadOnlyList<string>? Languages { get; set; }
+
     /// <summary>Gets or sets <c>last_edited_by</c>.</summary>
     [JsonPropertyName("last_edited_by")]
     public ListTemplatesResponseDataItemLastEditedBy? LastEditedBy { get; set; }
@@ -61,4 +65,4 @@ public class ListTemplatesResponseDataItem
     [JsonPropertyName("workspace_id")]
     public int? WorkspaceId { get; set; }
 
-}
\ No newline at end of file
+}
diff --git a/tests/CommunityToolkit.Aspire.Hosting.Posta.Tests/ContainerResourceCreationTests.cs b/tests/CommunityToolkit.Aspire.Hosting.Posta.Tests/ContainerResourceCreationTests.cs
index 3c4fff654..872312698 100644
--- a/tests/CommunityToolkit.Aspire.Hosting.Posta.Tests/ContainerResourceCreationTests.cs
+++ b/tests/CommunityToolkit.Aspire.Hosting.Posta.Tests/ContainerResourceCreationTests.cs
@@ -155,7 +155,7 @@ public void AddPostaSetsContainerDetailsOnResource()
 
         Assert.Equal("posta", resource.Name);
         Assert.True(resource.TryGetLastAnnotation(out ContainerImageAnnotation? imageAnnotations));
-        Assert.Equal("0.13.1", imageAnnotations.Tag);
+        Assert.Equal("0.15.0", imageAnnotations.Tag);
         Assert.Equal(PostaContainerImageTags.Tag, imageAnnotations.Tag);
         Assert.NotEqual("latest", imageAnnotations.Tag);
         Assert.Equal(PostaContainerImageTags.Image, imageAnnotations.Image);