diff --git a/tools/builder.py b/tools/builder.py
index 22f15d0e..65ff3d03 100644
--- a/tools/builder.py
+++ b/tools/builder.py
@@ -20,8 +20,9 @@
 CHANGES_PATH = 'CHANGES'
 CONSTANTS_PATH = 'service/constants/constants.go'
 CONSTANTS_PATH2 = 'client/package.json'
-CONSTANTS_PATH3 = 'cli/constants/constants.go'
-CONSTANTS_PATH4 = 'resources_win/setup.iss'
+CONSTANTS_PATH3 = 'client/package-lock.json'
+CONSTANTS_PATH4 = 'cli/constants/constants.go'
+CONSTANTS_PATH5 = 'resources_win/setup.iss'
 STABLE_PACUR_PATH = '../pritunl-pacur'
 TEST_PACUR_PATH = '../pritunl-pacur-test'
 BUILD_KEYS_PATH = 'tools/build_keys.json'
@@ -196,7 +197,7 @@ def iter_packages():
         for name in os.listdir(target_path):
             if cur_version not in name:
                 continue
-            elif name.endswith(".pkg.tar.xz"):
+            elif name.endswith(".pkg.tar.zst"):
                 pass
             elif name.endswith(".rpm"):
                 pass
@@ -272,6 +273,17 @@ def generate_last_modifited_etag(file_path):
         constants_data = constants_file.read()
 
     with open(CONSTANTS_PATH3, 'w') as constants_file:
+        constants_file.write(re.sub(
+            '("version": ".*?")',
+            '"version": "%s"' % new_version,
+            constants_data,
+            count=2,
+        ))
+
+    with open(CONSTANTS_PATH4, 'r') as constants_file:
+        constants_data = constants_file.read()
+
+    with open(CONSTANTS_PATH4, 'w') as constants_file:
         constants_file.write(re.sub(
             '(Version = ".*?")',
             'Version = "%s"' % new_version,
@@ -279,10 +291,10 @@ def generate_last_modifited_etag(file_path):
             count=1,
         ))
 
-    with open(CONSTANTS_PATH4, 'r') as constants_file:
+    with open(CONSTANTS_PATH5, 'r') as constants_file:
         constants_data = constants_file.read()
 
-    with open(CONSTANTS_PATH4, 'w') as constants_file:
+    with open(CONSTANTS_PATH5, 'w') as constants_file:
         constants_file.write(re.sub(
             '(MyAppVersion ".*?")',
             'MyAppVersion "%s"' % new_version,
@@ -344,6 +356,7 @@ def generate_last_modifited_etag(file_path):
     subprocess.check_call(['git', 'add', CONSTANTS_PATH2])
     subprocess.check_call(['git', 'add', CONSTANTS_PATH3])
     subprocess.check_call(['git', 'add', CONSTANTS_PATH4])
+    subprocess.check_call(['git', 'add', CONSTANTS_PATH5])
     subprocess.check_call(['git', 'commit', '-S', '-m', 'Create new release'])
     subprocess.check_call(['git', 'push'])
 
@@ -486,23 +499,8 @@ def generate_last_modifited_etag(file_path):
     )
 
     subprocess.check_call([
-        'mc',
-        'mirror',
-        '--remove',
-        '--overwrite',
-        '--md5',
-        'mirror',
-        'repo-east/unstable',
-    ], cwd=pacur_path)
-
-    subprocess.check_call([
-        'mc',
-        'mirror',
-        '--remove',
-        '--overwrite',
-        '--md5',
-        'mirror',
-        'repo-west/unstable',
+        'sh',
+        'upload-unstable.sh',
     ], cwd=pacur_path)
 
     for name, path in iter_packages():