diff --git a/.github/workflows/dependabot-update-dotnet-lockfiles.yml b/.github/workflows/dependabot-update-dotnet-lockfiles.yml
index e67fd8b..7fefc2e 100644
--- a/.github/workflows/dependabot-update-dotnet-lockfiles.yml
+++ b/.github/workflows/dependabot-update-dotnet-lockfiles.yml
@@ -7,6 +7,7 @@ on:
 env:
   SOLUTION_PATH: "src/backend"
   SOLUTION_NAME: "Backend.sln"
+  DOTNET_VERSION: "9.0.x"
 
 jobs:
   update-lockfiles:
@@ -19,6 +20,11 @@ jobs:
           ref: ${{ github.head_ref }}
           token: ${{ secrets.WORKFLOW_TOKEN }}
 
+      - name: Setup .NET
+        uses: actions/setup-dotnet@v4
+        with:
+          dotnet-version: ${{ env.DOTNET_VERSION }}
+
       - name: Setup git user
         run: |
           git config user.name "${{ github.actor }}"
diff --git a/tests/backend/WebApi.Tests/WebApi.Tests.csproj b/tests/backend/WebApi.Tests/WebApi.Tests.csproj
index 778c0de..79100e2 100644
--- a/tests/backend/WebApi.Tests/WebApi.Tests.csproj
+++ b/tests/backend/WebApi.Tests/WebApi.Tests.csproj
@@ -9,7 +9,7 @@
   <ItemGroup>
     <PackageReference Include="coverlet.collector" Version="6.0.2" />
     <PackageReference Include="Microsoft.AspNetCore.Mvc.Testing" Version="9.0.0" />
-    <PackageReference Include="Microsoft.NET.Test.Sdk" Version="17.11.1" />
+    <PackageReference Include="Microsoft.NET.Test.Sdk" Version="17.12.0" />
     <PackageReference Include="Moq" Version="4.20.72" />
     <PackageReference Include="NUnit" Version="4.2.2" />
     <PackageReference Include="NUnit.Analyzers" Version="4.4.0">
diff --git a/tests/backend/WebApi.Tests/packages.lock.json b/tests/backend/WebApi.Tests/packages.lock.json
index f888c53..8892e4a 100644
--- a/tests/backend/WebApi.Tests/packages.lock.json
+++ b/tests/backend/WebApi.Tests/packages.lock.json
@@ -21,12 +21,12 @@
       },
       "Microsoft.NET.Test.Sdk": {
         "type": "Direct",
-        "requested": "[17.11.1, )",
-        "resolved": "17.11.1",
-        "contentHash": "U3Ty4BaGoEu+T2bwSko9tWqWUOU16WzSFkq6U8zve75oRBMSLTBdMAZrVNNz1Tq12aCdDom9fcOcM9QZaFHqFg==",
+        "requested": "[17.12.0, )",
+        "resolved": "17.12.0",
+        "contentHash": "kt/PKBZ91rFCWxVIJZSgVLk+YR+4KxTuHf799ho8WNiK5ZQpJNAEZCAWX86vcKrs+DiYjiibpYKdGZP6+/N17w==",
         "dependencies": {
-          "Microsoft.CodeCoverage": "17.11.1",
-          "Microsoft.TestPlatform.TestHost": "17.11.1"
+          "Microsoft.CodeCoverage": "17.12.0",
+          "Microsoft.TestPlatform.TestHost": "17.12.0"
         }
       },
       "Moq": {
@@ -179,8 +179,8 @@
       },
       "Microsoft.CodeCoverage": {
         "type": "Transitive",
-        "resolved": "17.11.1",
-        "contentHash": "nPJqrcA5iX+Y0kqoT3a+pD/8lrW/V7ayqnEJQsTonSoPz59J8bmoQhcSN4G8+UJ64Hkuf0zuxnfuj2lkHOq4cA=="
+        "resolved": "17.12.0",
+        "contentHash": "4svMznBd5JM21JIG2xZKGNanAHNXplxf/kQDFfLHXQ3OnpJkayRK/TjacFjA+EYmoyuNXHo/sOETEfcYtAzIrA=="
       },
       "Microsoft.CSharp": {
         "type": "Transitive",
@@ -658,18 +658,18 @@
       },
       "Microsoft.TestPlatform.ObjectModel": {
         "type": "Transitive",
-        "resolved": "17.11.1",
-        "contentHash": "E2jZqAU6JeWEVsyOEOrSW1o1bpHLgb25ypvKNB/moBXPVsFYBPd/Jwi7OrYahG50J83LfHzezYI+GaEkpAotiA==",
+        "resolved": "17.12.0",
+        "contentHash": "TDqkTKLfQuAaPcEb3pDDWnh7b3SyZF+/W9OZvWFp6eJCIiiYFdSB6taE2I6tWrFw5ywhzOb6sreoGJTI6m3rSQ==",
         "dependencies": {
           "System.Reflection.Metadata": "1.6.0"
         }
       },
       "Microsoft.TestPlatform.TestHost": {
         "type": "Transitive",
-        "resolved": "17.11.1",
-        "contentHash": "DnG+GOqJXO/CkoqlJWeDFTgPhqD/V6VqUIL3vINizCWZ3X+HshCtbbyDdSHQQEjrc2Sl/K3yaxX6s+5LFEdYuw==",
+        "resolved": "17.12.0",
+        "contentHash": "MiPEJQNyADfwZ4pJNpQex+t9/jOClBGMiCiVVFuELCMSX2nmNfvUor3uFVxNNCg30uxDP8JDYfPnMXQzsfzYyg==",
         "dependencies": {
-          "Microsoft.TestPlatform.ObjectModel": "17.11.1",
+          "Microsoft.TestPlatform.ObjectModel": "17.12.0",
           "Newtonsoft.Json": "13.0.1"
         }
       },