diff --git a/src/System.Management.Automation/engine/CommandCompletion/CompletionCompleters.cs b/src/System.Management.Automation/engine/CommandCompletion/CompletionCompleters.cs
index f5c276466be..853b79e7843 100644
--- a/src/System.Management.Automation/engine/CommandCompletion/CompletionCompleters.cs
+++ b/src/System.Management.Automation/engine/CommandCompletion/CompletionCompleters.cs
@@ -6096,7 +6096,7 @@ internal static List<CompletionResult> CompleteHelpTopics(CompletionContext cont
 
                 foreach (var dir in searchPaths)
                 {
-                    foreach (var file in Directory.GetFiles(dir))
+                    foreach (var file in Directory.EnumerateFiles(dir))
                     {
                         if (wildcardPattern.IsMatch(Path.GetFileName(file)))
                         {