diff --git a/README.md b/README.md
index 9e01600..6818e7c 100644
--- a/README.md
+++ b/README.md
@@ -52,7 +52,7 @@ optional arguments:
                         default temp directory has less available space than
                         your mirroring target
   --platform PLATFORM   The OS platform(s) to mirror. one of: {'linux-64',
-                        'linux-32','osx-64', 'win-32', 'win-64'}
+                        'linux-32','osx-64', 'win-32', 'win-64', 'noarch'}
   -v, --verbose         logging defaults to error/exception only. Takes up to
                         three '-v' flags. '-v': warning. '-vv': info. '-vvv':
                         debug.
diff --git a/conda_mirror/conda_mirror.py b/conda_mirror/conda_mirror.py
index 2ee7661..f65d05d 100644
--- a/conda_mirror/conda_mirror.py
+++ b/conda_mirror/conda_mirror.py
@@ -24,7 +24,8 @@
                      'linux-32',
                      'osx-64',
                      'win-64',
-                     'win-32']
+                     'win-32',
+                     'noarch']
 
 
 def _maybe_split_channel(channel):
@@ -139,7 +140,7 @@ def _make_arg_parser():
     ap.add_argument(
         '--platform',
         help=("The OS platform(s) to mirror. one of: {'linux-64', 'linux-32',"
-              "'osx-64', 'win-32', 'win-64'}"),
+              "'osx-64', 'win-32', 'win-64', 'noarch'}"),
     )
     ap.add_argument(
         '-v', '--verbose',
@@ -788,11 +789,12 @@ def main(upstream_channel, target_directory, temp_directory, platform,
             shutil.move(download_path, move_path)
 
     # Also need to make a "noarch" channel or conda gets mad
-    noarch_path = os.path.join(target_directory, 'noarch')
-    if not os.path.exists(noarch_path):
-        os.makedirs(noarch_path, exist_ok=True)
-        noarch_repodata = {'info': {}, 'packages': {}}
-        _write_repodata(noarch_path, noarch_repodata)
+    if platform != 'noarch':
+        noarch_path = os.path.join(target_directory, 'noarch')
+        if not os.path.exists(noarch_path):
+            os.makedirs(noarch_path, exist_ok=True)
+            noarch_repodata = {'info': {}, 'packages': {}}
+            _write_repodata(noarch_path, noarch_repodata)
 
     return summary