diff --git a/TensionDev.ULID.Serialization.SystemTextJson/TensionDev.ULID.Serialization.SystemTextJson.csproj b/TensionDev.ULID.Serialization.SystemTextJson/TensionDev.ULID.Serialization.SystemTextJson.csproj
index dd5c598..4b37edf 100644
--- a/TensionDev.ULID.Serialization.SystemTextJson/TensionDev.ULID.Serialization.SystemTextJson.csproj
+++ b/TensionDev.ULID.Serialization.SystemTextJson/TensionDev.ULID.Serialization.SystemTextJson.csproj
@@ -41,12 +41,12 @@
   </ItemGroup>
 
   <ItemGroup Condition="'$(TargetFramework)' == 'net461'">
-    <PackageReference Include="System.Text.Encodings.Web" Version="4.7.2" />
+    <PackageReference Include="System.Text.Encodings.Web" Version="10.0.3" />
     <PackageReference Include="System.Text.Json" Version="4.7.2" />
   </ItemGroup>
 
   <ItemGroup Condition="'$(TargetFramework)' == 'netstandard2.0'">
-    <PackageReference Include="System.Text.Encodings.Web" Version="4.7.2" />
+    <PackageReference Include="System.Text.Encodings.Web" Version="10.0.3" />
     <PackageReference Include="System.Text.Json" Version="4.7.2" />
   </ItemGroup>