diff --git a/src/Pure.Primitives/Pure.Primitives.csproj b/src/Pure.Primitives/Pure.Primitives.csproj
index aac2279..7a41319 100644
--- a/src/Pure.Primitives/Pure.Primitives.csproj
+++ b/src/Pure.Primitives/Pure.Primitives.csproj
@@ -10,7 +10,7 @@
     <InternalsVisibleTo Include="Pure.Primitives.Tests" />
   </ItemGroup>
   <ItemGroup>
-    <PackageReference Include="ByteAether.Ulid" Version="1.3.2" />
+    <PackageReference Include="ByteAether.Ulid" Version="1.3.5" />
     <PackageReference Include="Pure.Primitives.Abstractions" Version="4.3.0" />
   </ItemGroup>
   <PropertyGroup>