diff --git a/source/Octopus.Client.Tests/PublicSurfaceAreaFixture.ThePublicSurfaceAreaShouldNotRegress..NETCore.approved.txt b/source/Octopus.Client.Tests/PublicSurfaceAreaFixture.ThePublicSurfaceAreaShouldNotRegress..NETCore.approved.txt
index 733855e2b..4052cae6f 100644
--- a/source/Octopus.Client.Tests/PublicSurfaceAreaFixture.ThePublicSurfaceAreaShouldNotRegress..NETCore.approved.txt
+++ b/source/Octopus.Client.Tests/PublicSurfaceAreaFixture.ThePublicSurfaceAreaShouldNotRegress..NETCore.approved.txt
@@ -3276,6 +3276,17 @@ Octopus.Client.Model
       ExecutionTarget = 1
       NotAcquired = 2
   }
+  class PackageBuildMetadata
+  {
+    .ctor()
+    String BuildNumber { get; set; }
+    String BuildUrl { get; set; }
+    String PackageId { get; set; }
+    String VcsCommitNumber { get; set; }
+    String VcsRoot { get; set; }
+    String VcsType { get; set; }
+    String Version { get; set; }
+  }
   class PackageFromBuiltInFeedResource
     Octopus.Client.Extensibility.IResource
     Octopus.Client.Model.IAuditedResource
@@ -3713,6 +3724,7 @@ Octopus.Client.Model
   {
     .ctor()
     List<CommitDetails> Commits { get; set; }
+    List<PackageBuildMetadata> PackageBuildMetadata { get; set; }
     String ReleaseNotes { get; set; }
     String Version { get; set; }
     List<WorkItemLink> WorkItems { get; set; }
diff --git a/source/Octopus.Client.Tests/PublicSurfaceAreaFixture.ThePublicSurfaceAreaShouldNotRegress..NETFramework.approved.txt b/source/Octopus.Client.Tests/PublicSurfaceAreaFixture.ThePublicSurfaceAreaShouldNotRegress..NETFramework.approved.txt
index d14a22de7..292785fc2 100644
--- a/source/Octopus.Client.Tests/PublicSurfaceAreaFixture.ThePublicSurfaceAreaShouldNotRegress..NETFramework.approved.txt
+++ b/source/Octopus.Client.Tests/PublicSurfaceAreaFixture.ThePublicSurfaceAreaShouldNotRegress..NETFramework.approved.txt
@@ -3294,6 +3294,17 @@ Octopus.Client.Model
       ExecutionTarget = 1
       NotAcquired = 2
   }
+  class PackageBuildMetadata
+  {
+    .ctor()
+    String BuildNumber { get; set; }
+    String BuildUrl { get; set; }
+    String PackageId { get; set; }
+    String VcsCommitNumber { get; set; }
+    String VcsRoot { get; set; }
+    String VcsType { get; set; }
+    String Version { get; set; }
+  }
   class PackageFromBuiltInFeedResource
     Octopus.Client.Extensibility.IResource
     Octopus.Client.Model.IAuditedResource
@@ -3731,6 +3742,7 @@ Octopus.Client.Model
   {
     .ctor()
     List<CommitDetails> Commits { get; set; }
+    List<PackageBuildMetadata> PackageBuildMetadata { get; set; }
     String ReleaseNotes { get; set; }
     String Version { get; set; }
     List<WorkItemLink> WorkItems { get; set; }
diff --git a/source/Octopus.Client/Model/PackageBuildMetadata.cs b/source/Octopus.Client/Model/PackageBuildMetadata.cs
new file mode 100644
index 000000000..b718c2d1d
--- /dev/null
+++ b/source/Octopus.Client/Model/PackageBuildMetadata.cs
@@ -0,0 +1,13 @@
+namespace Octopus.Client.Model
+{
+    public class PackageBuildMetadata
+    {
+        public string PackageId { get; set; }
+        public string Version { get; set; }
+        public string BuildNumber { get; set; }
+        public string BuildUrl { get; set; }
+        public string VcsType { get; set; }
+        public string VcsRoot { get; set; }
+        public string VcsCommitNumber { get; set; }
+    }
+}
\ No newline at end of file
diff --git a/source/Octopus.Client/Model/ReleaseChanges.cs b/source/Octopus.Client/Model/ReleaseChanges.cs
index 247243b1e..93d12dd30 100644
--- a/source/Octopus.Client/Model/ReleaseChanges.cs
+++ b/source/Octopus.Client/Model/ReleaseChanges.cs
@@ -7,7 +7,16 @@ public class ReleaseChanges
     {
         public string Version { get; set; }
         public string ReleaseNotes { get; set; }
+        public List<PackageBuildMetadata> PackageBuildMetadata { get; set; }
+
+        /// <summary>
+        /// Aggregate of distinct work items from all VersionMetadata 
+        /// </summary>
         public List<WorkItemLink> WorkItems { get; set; }
+
+        /// <summary>
+        /// Aggregate of distinct commits from all VersionMetadata 
+        /// </summary>
         public List<CommitDetails> Commits { get; set; }
     }
 }
\ No newline at end of file