diff --git a/src/Hl7.Fhir.Base/Hl7.Fhir.Base.csproj b/src/Hl7.Fhir.Base/Hl7.Fhir.Base.csproj
index 68ce0f7ad3..d9835bf596 100644
--- a/src/Hl7.Fhir.Base/Hl7.Fhir.Base.csproj
+++ b/src/Hl7.Fhir.Base/Hl7.Fhir.Base.csproj
@@ -17,7 +17,7 @@
 
 	<ItemGroup>
 		<PackageReference Include="Fhir.Metrics" Version="1.3.1" />
-		<PackageReference Include="Newtonsoft.Json" Version="13.0.3" />
+		<PackageReference Include="Newtonsoft.Json" Version="13.0.4" />
 		<PackageReference Include="System.Reflection.Emit.Lightweight" Version="4.7.0" />
 		<PackageReference Include="System.ComponentModel.Annotations" Version="5.0.0" />
 	</ItemGroup>