diff --git a/dotnet/samples/GettingStartedWithProcesses/Step05/Step05_MapReduce.cs b/dotnet/samples/GettingStartedWithProcesses/Step05/Step05_MapReduce.cs
index 144d4ab79d3f..ca8d33818d53 100644
--- a/dotnet/samples/GettingStartedWithProcesses/Step05/Step05_MapReduce.cs
+++ b/dotnet/samples/GettingStartedWithProcesses/Step05/Step05_MapReduce.cs
@@ -116,7 +116,7 @@ public async ValueTask ComputeAsync(KernelProcessStepContext context, string chu
         {
             Dictionary<string, int> counts = [];
 
-            string[] words = chunk.Split([' ', '\n', '\r', '.', ',', '’'], StringSplitOptions.RemoveEmptyEntries);
+            string[] words = chunk.Split([" ", "\n", "\r", ".", ",", "’"], StringSplitOptions.RemoveEmptyEntries);
             foreach (string word in words)
             {
                 if (s_notInteresting.Contains(word))