diff --git a/src/GitReleaseManager.Core.Tests/GitReleaseManager.Core.Tests.csproj b/src/GitReleaseManager.Core.Tests/GitReleaseManager.Core.Tests.csproj
index 07acc36e..5cb34e55 100644
--- a/src/GitReleaseManager.Core.Tests/GitReleaseManager.Core.Tests.csproj
+++ b/src/GitReleaseManager.Core.Tests/GitReleaseManager.Core.Tests.csproj
@@ -24,7 +24,7 @@
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         <PackageReference Include="NGitLab" Version="7.0.1" />
-        <PackageReference Include="NSubstitute" Version="5.1.0" />
+        <PackageReference Include="NSubstitute" Version="5.3.0" />
         <PackageReference Include="NUnit" Version="4.1.0" />
         <PackageReference Include="NUnit.Analyzers" Version="4.2.0">
           <PrivateAssets>all</PrivateAssets>
@@ -34,4 +34,4 @@
         <PackageReference Include="Octokit" Version="12.0.0" />
         <PackageReference Include="Shouldly" Version="4.2.1" />
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-</Project>
\ No newline at end of file
+</Project>
diff --git a/src/GitReleaseManager.Tests/GitReleaseManager.Tests.csproj b/src/GitReleaseManager.Tests/GitReleaseManager.Tests.csproj
index d2c2cf44..70500557 100644
--- a/src/GitReleaseManager.Tests/GitReleaseManager.Tests.csproj
+++ b/src/GitReleaseManager.Tests/GitReleaseManager.Tests.csproj
@@ -24,7 +24,7 @@
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         </PackageReference>
         <PackageReference Include="NGitLab" Version="7.0.1" />
-        <PackageReference Include="NSubstitute" Version="5.1.0" />
+        <PackageReference Include="NSubstitute" Version="5.3.0" />
         <PackageReference Include="NUnit" Version="4.1.0" />
         <PackageReference Include="NUnit.Analyzers" Version="4.2.0">
           <PrivateAssets>all</PrivateAssets>
@@ -33,4 +33,4 @@
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         <PackageReference Include="Octokit" Version="12.0.0" />
     </ItemGroup>
-</Project>
\ No newline at end of file
+</Project>