diff --git a/source/OctoVersion.Tests/OctoVersion.Tests.csproj b/source/OctoVersion.Tests/OctoVersion.Tests.csproj
index 62e182b..040537c 100644
--- a/source/OctoVersion.Tests/OctoVersion.Tests.csproj
+++ b/source/OctoVersion.Tests/OctoVersion.Tests.csproj
@@ -10,7 +10,7 @@
 
   <ItemGroup>
     <PackageReference Include="Microsoft.NET.Test.Sdk" Version="18.0.1" />
-    <PackageReference Include="Shouldly" Version="4.2.1" />
+    <PackageReference Include="Shouldly" Version="4.3.0" />
     <PackageReference Include="TeamCity.VSTest.TestAdapter" Version="1.0.41" />
     <PackageReference Include="xunit" Version="2.9.3" />
     <PackageReference Include="xunit.runner.visualstudio" Version="2.8.2">