diff --git a/tests/SerializerPayloadGenerator/SerializerPayloadGenerator.csproj b/tests/SerializerPayloadGenerator/SerializerPayloadGenerator.csproj
index 8a9c2691..5e01a14e 100644
--- a/tests/SerializerPayloadGenerator/SerializerPayloadGenerator.csproj
+++ b/tests/SerializerPayloadGenerator/SerializerPayloadGenerator.csproj
@@ -9,7 +9,7 @@
 		<PackageReference Include="ZiggyCreatures.FusionCache.Serialization.CysharpMemoryPack" Version="2.6.0" />
 		<PackageReference Include="ZiggyCreatures.FusionCache.Serialization.NeueccMessagePack" Version="2.5.0" />
 		<PackageReference Include="ZiggyCreatures.FusionCache.Serialization.NewtonsoftJson" Version="2.6.0" />
-		<PackageReference Include="ZiggyCreatures.FusionCache.Serialization.ProtoBufNet" Version="2.5.0" />
+		<PackageReference Include="ZiggyCreatures.FusionCache.Serialization.ProtoBufNet" Version="2.6.0" />
 		<PackageReference Include="ZiggyCreatures.FusionCache.Serialization.ServiceStackJson" Version="2.6.0" />
 		<PackageReference Include="ZiggyCreatures.FusionCache.Serialization.SystemTextJson" Version="2.5.0" />
 	</ItemGroup>