diff --git a/src/FhirOperationDefinitionGen.Tests/FhirOperationDefinitionGen.Tests.csproj b/src/FhirOperationDefinitionGen.Tests/FhirOperationDefinitionGen.Tests.csproj
index 70d0a55..b03013c 100644
--- a/src/FhirOperationDefinitionGen.Tests/FhirOperationDefinitionGen.Tests.csproj
+++ b/src/FhirOperationDefinitionGen.Tests/FhirOperationDefinitionGen.Tests.csproj
@@ -21,7 +21,7 @@
       <IncludeAssets>runtime; build; native; contentfiles; analyzers; buildtransitive</IncludeAssets>
       <PrivateAssets>all</PrivateAssets>
     </PackageReference>
-    <PackageReference Include="coverlet.collector" Version="6.0.2">
+    <PackageReference Include="coverlet.collector" Version="8.0.0">
       <IncludeAssets>runtime; build; native; contentfiles; analyzers; buildtransitive</IncludeAssets>
       <PrivateAssets>all</PrivateAssets>
     </PackageReference>
diff --git a/src/FhirParametersGenerator.Tests/FhirParametersGenerator.Tests.csproj b/src/FhirParametersGenerator.Tests/FhirParametersGenerator.Tests.csproj
index 0adb136..e2ea47a 100644
--- a/src/FhirParametersGenerator.Tests/FhirParametersGenerator.Tests.csproj
+++ b/src/FhirParametersGenerator.Tests/FhirParametersGenerator.Tests.csproj
@@ -22,7 +22,7 @@
       <IncludeAssets>runtime; build; native; contentfiles; analyzers; buildtransitive</IncludeAssets>
       <PrivateAssets>all</PrivateAssets>
     </PackageReference>
-    <PackageReference Include="coverlet.collector" Version="6.0.2">
+    <PackageReference Include="coverlet.collector" Version="8.0.0">
       <IncludeAssets>runtime; build; native; contentfiles; analyzers; buildtransitive</IncludeAssets>
       <PrivateAssets>all</PrivateAssets>
     </PackageReference>