diff --git a/src/BirdsiteLive.ActivityPub/BirdsiteLive.ActivityPub.csproj b/src/BirdsiteLive.ActivityPub/BirdsiteLive.ActivityPub.csproj
index d283d39..f4ada6d 100644
--- a/src/BirdsiteLive.ActivityPub/BirdsiteLive.ActivityPub.csproj
+++ b/src/BirdsiteLive.ActivityPub/BirdsiteLive.ActivityPub.csproj
@@ -6,7 +6,7 @@
 
   <ItemGroup>
     <PackageReference Include="Microsoft.CSharp" Version="4.7.0" />
-    <PackageReference Include="Newtonsoft.Json" Version="12.0.3" />
+    <PackageReference Include="Newtonsoft.Json" Version="13.0.2" />
     <PackageReference Include="System.Text.Json" Version="4.7.2" />
   </ItemGroup>
 
diff --git a/src/BirdsiteLive.Cryptography/BirdsiteLive.Cryptography.csproj b/src/BirdsiteLive.Cryptography/BirdsiteLive.Cryptography.csproj
index 263ca43..0b87b04 100644
--- a/src/BirdsiteLive.Cryptography/BirdsiteLive.Cryptography.csproj
+++ b/src/BirdsiteLive.Cryptography/BirdsiteLive.Cryptography.csproj
@@ -6,7 +6,7 @@
 
   <ItemGroup>
     <PackageReference Include="Asn1" Version="1.0.9" />
-    <PackageReference Include="Newtonsoft.Json" Version="12.0.3" />
+    <PackageReference Include="Newtonsoft.Json" Version="13.0.2" />
     <PackageReference Include="Portable.BouncyCastle" Version="1.8.6.7" />
   </ItemGroup>