diff --git a/zzio.tests/zzio.tests.csproj b/zzio.tests/zzio.tests.csproj
index 244f6af9..eb04c362 100644
--- a/zzio.tests/zzio.tests.csproj
+++ b/zzio.tests/zzio.tests.csproj
@@ -10,7 +10,7 @@
   <ItemGroup>
     <PackageReference Include="nunit" Version="3.13.3" />
     <PackageReference Include="NUnit3TestAdapter" Version="4.5.0" />
-    <PackageReference Include="Microsoft.NET.Test.Sdk" Version="17.6.0" />
+    <PackageReference Include="Microsoft.NET.Test.Sdk" Version="17.6.1" />
   </ItemGroup>
 
   <ItemGroup>
diff --git a/zzre.core.tests/zzre.core.tests.csproj b/zzre.core.tests/zzre.core.tests.csproj
index 1b9a7dfd..679c8d7b 100644
--- a/zzre.core.tests/zzre.core.tests.csproj
+++ b/zzre.core.tests/zzre.core.tests.csproj
@@ -10,7 +10,7 @@
   <ItemGroup>
     <PackageReference Include="nunit" Version="3.13.3" />
     <PackageReference Include="NUnit3TestAdapter" Version="4.5.0" />
-    <PackageReference Include="Microsoft.NET.Test.Sdk" Version="17.6.0" />
+    <PackageReference Include="Microsoft.NET.Test.Sdk" Version="17.6.1" />
   </ItemGroup>
 
   <ItemGroup>