diff --git a/firely-validator-api-tests.props b/firely-validator-api-tests.props
index 5389aaf0..c4183b51 100644
--- a/firely-validator-api-tests.props
+++ b/firely-validator-api-tests.props
@@ -8,7 +8,7 @@
 	</PropertyGroup>
 
 	<PropertyGroup>
-		<FirelySdkVersion>5.8.2</FirelySdkVersion>
+		<FirelySdkVersion>5.9.0</FirelySdkVersion>
 	</PropertyGroup>
 
 	<ItemGroup>