diff --git a/machine-learning/tutorials/IrisFlowerClustering/IrisFlowerClustering.csproj b/machine-learning/tutorials/IrisFlowerClustering/IrisFlowerClustering.csproj
index 0c6798be8..787f453db 100644
--- a/machine-learning/tutorials/IrisFlowerClustering/IrisFlowerClustering.csproj
+++ b/machine-learning/tutorials/IrisFlowerClustering/IrisFlowerClustering.csproj
@@ -6,7 +6,7 @@
   </PropertyGroup>
 
   <ItemGroup>
-    <PackageReference Include="Microsoft.ML" Version="4.0.2" />
+    <PackageReference Include="Microsoft.ML" Version="5.0.0" />
   </ItemGroup>
 
   <ItemGroup>