diff --git a/README.md b/README.md
index 01d6c06..549b0a8 100644
--- a/README.md
+++ b/README.md
@@ -17,7 +17,7 @@ AWS Deadline Cloud for KeyShot is a python package that allows users to create [
 This library requires:
 1. KeyShot 2023 or 2024
 1. Python 3.9 or higher; and
-1. Windows, or a macOS operating system.
+1. Windows or macOS operating system.
 
 ## Submitter
 
diff --git a/src/deadline/keyshot_submitter/Submit to AWS Deadline Cloud.py b/src/deadline/keyshot_submitter/Submit to AWS Deadline Cloud.py
index 02b3d73..12dffb2 100644
--- a/src/deadline/keyshot_submitter/Submit to AWS Deadline Cloud.py	
+++ b/src/deadline/keyshot_submitter/Submit to AWS Deadline Cloud.py	
@@ -418,6 +418,8 @@ def get_ksp_bundle_files(directory: str) -> Tuple[str, list[str]]:
             [
                 "PowerShell",
                 "-Command",
+                '$ProgressPreference = "SilentlyContinue"',  # don't display progress bar, up to 4x speedup
+                ";",
                 "Expand-Archive",
                 "-Path",
                 ksp_archive,