diff --git a/src/Altinn.App.Api/Altinn.App.Api.csproj b/src/Altinn.App.Api/Altinn.App.Api.csproj
index 483bfd035..2eb16f505 100644
--- a/src/Altinn.App.Api/Altinn.App.Api.csproj
+++ b/src/Altinn.App.Api/Altinn.App.Api.csproj
@@ -16,7 +16,7 @@
 
   <ItemGroup>
     <PackageReference Include="Altinn.Common.PEP" Version="4.0.0" />
-    <PackageReference Include="Altinn.Platform.Storage.Interface" Version="3.25.0" />
+    <PackageReference Include="Altinn.Platform.Storage.Interface" Version="3.26.0" />
     <PackageReference Include="Microsoft.FeatureManagement.AspNetCore" Version="3.3.1" />
     <PackageReference Include="OpenTelemetry.Exporter.OpenTelemetryProtocol" Version="1.8.1" />
     <PackageReference Include="OpenTelemetry.Extensions.Hosting" Version="1.8.1" />
diff --git a/src/Altinn.App.Core/Altinn.App.Core.csproj b/src/Altinn.App.Core/Altinn.App.Core.csproj
index 1181f2e07..0f8a74b30 100644
--- a/src/Altinn.App.Core/Altinn.App.Core.csproj
+++ b/src/Altinn.App.Core/Altinn.App.Core.csproj
@@ -15,7 +15,7 @@
     <PackageReference Include="Altinn.Common.EFormidlingClient" Version="1.3.3" />
     <PackageReference Include="Altinn.Common.PEP" Version="4.0.0" />
     <PackageReference Include="Altinn.Platform.Models" Version="1.6.0" />
-    <PackageReference Include="Altinn.Platform.Storage.Interface" Version="3.25.0" />
+    <PackageReference Include="Altinn.Platform.Storage.Interface" Version="3.26.0" />
     <PackageReference Include="JsonPatch.Net" Version="3.1.0" />
     <PackageReference Include="JWTCookieAuthentication" Version="3.0.1" />
     <PackageReference Include="Microsoft.ApplicationInsights.AspNetCore" Version="2.22.0" />
diff --git a/test/Altinn.App.Api.Tests/Altinn.App.Api.Tests.csproj b/test/Altinn.App.Api.Tests/Altinn.App.Api.Tests.csproj
index 9fec1f441..cf8a4a42b 100644
--- a/test/Altinn.App.Api.Tests/Altinn.App.Api.Tests.csproj
+++ b/test/Altinn.App.Api.Tests/Altinn.App.Api.Tests.csproj
@@ -9,8 +9,8 @@
 
   <ItemGroup>
     <PackageReference Include="FluentAssertions" Version="6.12.0" />
-    <PackageReference Include="Microsoft.AspNetCore.Mvc.Testing" Version="8.0.5" />
-    <PackageReference Include="Microsoft.AspNetCore.TestHost" Version="8.0.5" />
+    <PackageReference Include="Microsoft.AspNetCore.Mvc.Testing" Version="8.0.6" />
+    <PackageReference Include="Microsoft.AspNetCore.TestHost" Version="8.0.6" />
     <PackageReference Include="Microsoft.Extensions.Diagnostics.Testing" Version="8.5.0" />
     <PackageReference Include="Microsoft.NET.Test.Sdk" Version="17.10.0" />
     <PackageReference Include="Moq" Version="4.20.70" />
diff --git a/test/Altinn.App.Api.Tests/OpenApi/swagger.json b/test/Altinn.App.Api.Tests/OpenApi/swagger.json
index badb23eb8..4779a497a 100644
--- a/test/Altinn.App.Api.Tests/OpenApi/swagger.json
+++ b/test/Altinn.App.Api.Tests/OpenApi/swagger.json
@@ -4838,6 +4838,13 @@
             },
             "nullable": true
           },
+          "metadata": {
+            "type": "array",
+            "items": {
+              "$ref": "#/components/schemas/KeyValueEntry"
+            },
+            "nullable": true
+          },
           "deleteStatus": {
             "$ref": "#/components/schemas/DeleteStatus"
           },
@@ -5078,6 +5085,13 @@
             },
             "nullable": true
           },
+          "metadata": {
+            "type": "array",
+            "items": {
+              "$ref": "#/components/schemas/KeyValueEntry"
+            },
+            "nullable": true
+          },
           "deleteStatus": {
             "$ref": "#/components/schemas/DeleteStatus"
           },
@@ -5610,6 +5624,20 @@
         },
         "additionalProperties": false
       },
+      "KeyValueEntry": {
+        "type": "object",
+        "properties": {
+          "key": {
+            "type": "string",
+            "nullable": true
+          },
+          "value": {
+            "type": "string",
+            "nullable": true
+          }
+        },
+        "additionalProperties": false
+      },
       "Logo": {
         "type": "object",
         "properties": {
diff --git a/test/Altinn.App.Api.Tests/OpenApi/swagger.yaml b/test/Altinn.App.Api.Tests/OpenApi/swagger.yaml
index f6d0e3252..a7e893eca 100644
--- a/test/Altinn.App.Api.Tests/OpenApi/swagger.yaml
+++ b/test/Altinn.App.Api.Tests/OpenApi/swagger.yaml
@@ -2993,6 +2993,11 @@ components:
           items:
             type: string
           nullable: true
+        metadata:
+          type: array
+          items:
+            $ref: '#/components/schemas/KeyValueEntry'
+          nullable: true
         deleteStatus:
           $ref: '#/components/schemas/DeleteStatus'
         fileScanResult:
@@ -3168,6 +3173,11 @@ components:
           items:
             type: string
           nullable: true
+        metadata:
+          type: array
+          items:
+            $ref: '#/components/schemas/KeyValueEntry'
+          nullable: true
         deleteStatus:
           $ref: '#/components/schemas/DeleteStatus'
         fileScanResult:
@@ -3551,6 +3561,16 @@ components:
             $ref: '#/components/schemas/PatchOperation'
           nullable: true
       additionalProperties: false
+    KeyValueEntry:
+      type: object
+      properties:
+        key:
+          type: string
+          nullable: true
+        value:
+          type: string
+          nullable: true
+      additionalProperties: false
     Logo:
       type: object
       properties: