diff --git a/software-client/software_client/software_client.py b/software-client/software_client/software_client.py
index 403b3cc9..9f87049f 100644
--- a/software-client/software_client/software_client.py
+++ b/software-client/software_client/software_client.py
@@ -809,18 +809,29 @@ def release_upload_dir_req(args):
     # Ignore interrupts during this function
     signal.signal(signal.SIGINT, signal.SIG_IGN)
 
-    dirlist = {}
-    i = 0
-    for d in sorted(list(set(release_dirs))):
-        dirlist["dir%d" % i] = os.path.abspath(d)
-        i += 1
+    to_upload_files = {}
+    raw_files = []
 
-    url = "http://%s/software/upload_dir" % api_addr
+    # Find all files that need to be uploaded in given directories
+    for release_dir in release_dirs:
+        raw_files = [f for f in os.listdir(release_dir)
+                     if os.path.isfile(os.path.join(release_dir, f))]
 
-    headers = {}
+        # Get absolute path of files
+        raw_files = [os.path.abspath(os.path.join(release_dir, f)) for f in raw_files]
+
+    for software_file in sorted(set(raw_files)):
+        _, ext = os.path.splitext(software_file)
+        if ext in constants.SUPPORTED_UPLOAD_FILE_EXT:
+            to_upload_files[software_file] = (software_file, open(software_file, 'rb'))
+
+    encoder = MultipartEncoder(fields=to_upload_files)
+    url = "http://%s/software/upload" % api_addr
+    headers = {'Content-Type': encoder.content_type}
     append_auth_token_if_required(headers)
-    req = requests.post(url, params=dirlist, headers=headers)
-
+    req = requests.post(url,
+                        data=encoder,
+                        headers=headers)
     if args.debug:
         print_result_debug(req)
     else:
diff --git a/software/software/api/controllers/root.py b/software/software/api/controllers/root.py
index b745591d..cfb6e6de 100644
--- a/software/software/api/controllers/root.py
+++ b/software/software/api/controllers/root.py
@@ -5,7 +5,6 @@ SPDX-License-Identifier: Apache-2.0
 
 """
 import cgi
-import glob
 import os
 from oslo_log import log
 from pecan import expose
@@ -188,31 +187,6 @@ class SoftwareAPIController(object):
             sc.software_sync()
             shutil.rmtree(temp_dir, ignore_errors=True)
 
-    @expose('json')
-    def upload_dir(self, **kwargs):
-        # todo(abailey): extensions should be configurable or
-        # registered in setup.cfg
-        extensions = ['*.patch', '*.tar', '*.iso']
-        files = []
-        # todo(abailey): investigate an alternative to glob
-        for path in kwargs.values():
-            LOG.info("upload-dir: Uploading software from: %s", path)
-            for ext in extensions:
-                for f in glob.glob(path + "/" + ext):
-                    if os.path.isfile(f):
-                        LOG.info("upload-dir: Uploading : %s", f)
-                        files.append(f)
-
-        if len(files) == 0:
-            return dict(error="No software found matching %s" % extensions)
-
-        try:
-            result = sc.software_release_upload(sorted(files))
-        except SoftwareError as e:
-            return dict(error=str(e))
-        sc.software_sync()
-        return result
-
     @expose('json')
     @expose('query.xml', content_type='application/xml')
     def query(self, **kwargs):