diff --git a/src/libraries/System.IO.Compression.ZipFile/src/System/IO/Compression/ZipFile.Create.cs b/src/libraries/System.IO.Compression.ZipFile/src/System/IO/Compression/ZipFile.Create.cs
index ba088ab15d024..5cd64ca6156bd 100644
--- a/src/libraries/System.IO.Compression.ZipFile/src/System/IO/Compression/ZipFile.Create.cs
+++ b/src/libraries/System.IO.Compression.ZipFile/src/System/IO/Compression/ZipFile.Create.cs
@@ -459,10 +459,7 @@ private static void DoCreateFromDirectory(string sourceDirectoryName, Stream des
                 throw new ArgumentOutOfRangeException(nameof(compressionLevel));
             }
 
-            // Rely on Path.GetFullPath for validation of sourceDirectoryName and destinationArchive
-
-            // Checking of compressionLevel is passed down to DeflateStream and the IDeflater implementation
-            // as it is a pluggable component that completely encapsulates the meaning of compressionLevel.
+            // Rely on Path.GetFullPath for validation of sourceDirectoryName
 
             sourceDirectoryName = Path.GetFullPath(sourceDirectoryName);